2011142980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{409}}^1$

素因数の和:570

約数の個数: 192

約数和(自身を含む): 5501583360

約数和(自身を除く): 3490440380

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 31, 35, 44, 55, 62, 70, 77, 103, 110, 124, 140, 154, 155, 206, 217, 220, 308, 310, 341, 385, 409, 412, 434, 515, 620, 682, 721, 770, 818, 868, 1030, 1085, 1133, 1364, 1442, 1540, 1636, 1705, 2045, 2060, 2170, 2266, 2387, 2863, 2884, 3193, 3410, 3605, 4090, 4340, 4499, 4532, 4774, 5665, 5726, 6386, 6820, 7210, 7931, 8180, 8998, 9548, 11330, 11452, 11935, 12679, 12772, 14315, 14420, 15862, 15965, 17996, 22351, 22495, 22660, 23870, 25358, 28630, 31493, 31724, 31930, 35123, 39655, 42127, 44702, 44990, 47740, 50716, 57260, 62986, 63395, 63860, 70246, 79310, 84254, 88753, 89404, 89980, 111755, 125972, 126790, 139469, 140492, 157465, 158620, 168508, 175615, 177506, 210635, 223510, 245861, 253580, 278938, 294889, 314930, 351230, 355012, 421270, 443765, 447020, 463397, 491722, 557876, 589778, 629860, 697345, 702460, 842540, 887530, 926794, 976283, 983444, 1179556, 1229305, 1305937, 1394690, 1474445, 1775060, 1853588, 1952566, 2316985, 2458610, 2611874, 2789380, 2948890, 3243779, 3905132, 4633970, 4881415, 4917220, 5223748, 5897780, 6487558, 6529685, 9141559, 9267940, 9762830, 12975116, 13059370, 14365307, 16218895, 18283118, 19525660, 26118740, 28730614, 32437790, 36566236, 45707795, 57461228, 64875580, 71826535, 91415590, 100557149, 143653070, 182831180, 201114298, 287306140, 402228596, 502785745, 1005571490, 2011142980]

約数ペア:

[(1, 2011142980), (2, 1005571490), (4, 502785745), (5, 402228596), (7, 287306140), (10, 201114298), (11, 182831180), (14, 143653070), (20, 100557149), (22, 91415590), (28, 71826535), (31, 64875580), (35, 57461228), (44, 45707795), (55, 36566236), (62, 32437790), (70, 28730614), (77, 26118740), (103, 19525660), (110, 18283118), (124, 16218895), (140, 14365307), (154, 13059370), (155, 12975116), (206, 9762830), (217, 9267940), (220, 9141559), (308, 6529685), (310, 6487558), (341, 5897780), (385, 5223748), (409, 4917220), (412, 4881415), (434, 4633970), (515, 3905132), (620, 3243779), (682, 2948890), (721, 2789380), (770, 2611874), (818, 2458610), (868, 2316985), (1030, 1952566), (1085, 1853588), (1133, 1775060), (1364, 1474445), (1442, 1394690), (1540, 1305937), (1636, 1229305), (1705, 1179556), (2045, 983444), (2060, 976283), (2170, 926794), (2266, 887530), (2387, 842540), (2863, 702460), (2884, 697345), (3193, 629860), (3410, 589778), (3605, 557876), (4090, 491722), (4340, 463397), (4499, 447020), (4532, 443765), (4774, 421270), (5665, 355012), (5726, 351230), (6386, 314930), (6820, 294889), (7210, 278938), (7931, 253580), (8180, 245861), (8998, 223510), (9548, 210635), (11330, 177506), (11452, 175615), (11935, 168508), (12679, 158620), (12772, 157465), (14315, 140492), (14420, 139469), (15862, 126790), (15965, 125972), (17996, 111755), (22351, 89980), (22495, 89404), (22660, 88753), (23870, 84254), (25358, 79310), (28630, 70246), (31493, 63860), (31724, 63395), (31930, 62986), (35123, 57260), (39655, 50716), (42127, 47740), (44702, 44990)]