2019221490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{461}}^1\times {\mathrm{1021}}^1$

素因数の和:1516

約数の個数: 128

約数和(自身を含む): 5711295744

約数和(自身を除く): 3692074254

約数列:

[1, 2, 3, 5, 6, 10, 11, 13, 15, 22, 26, 30, 33, 39, 55, 65, 66, 78, 110, 130, 143, 165, 195, 286, 330, 390, 429, 461, 715, 858, 922, 1021, 1383, 1430, 2042, 2145, 2305, 2766, 3063, 4290, 4610, 5071, 5105, 5993, 6126, 6915, 10142, 10210, 11231, 11986, 13273, 13830, 15213, 15315, 17979, 22462, 25355, 26546, 29965, 30426, 30630, 33693, 35958, 39819, 50710, 56155, 59930, 65923, 66365, 67386, 76065, 79638, 89895, 112310, 131846, 132730, 146003, 152130, 168465, 179790, 197769, 199095, 292006, 329615, 336930, 395538, 398190, 438009, 470681, 659230, 730015, 876018, 941362, 988845, 1412043, 1460030, 1977690, 2190045, 2353405, 2824086, 4380090, 4706810, 5177491, 6118853, 7060215, 10354982, 12237706, 14120430, 15532473, 18356559, 25887455, 30594265, 31064946, 36713118, 51774910, 61188530, 67307383, 77662365, 91782795, 134614766, 155324730, 183565590, 201922149, 336536915, 403844298, 673073830, 1009610745, 2019221490]

約数ペア:

[(1, 2019221490), (2, 1009610745), (3, 673073830), (5, 403844298), (6, 336536915), (10, 201922149), (11, 183565590), (13, 155324730), (15, 134614766), (22, 91782795), (26, 77662365), (30, 67307383), (33, 61188530), (39, 51774910), (55, 36713118), (65, 31064946), (66, 30594265), (78, 25887455), (110, 18356559), (130, 15532473), (143, 14120430), (165, 12237706), (195, 10354982), (286, 7060215), (330, 6118853), (390, 5177491), (429, 4706810), (461, 4380090), (715, 2824086), (858, 2353405), (922, 2190045), (1021, 1977690), (1383, 1460030), (1430, 1412043), (2042, 988845), (2145, 941362), (2305, 876018), (2766, 730015), (3063, 659230), (4290, 470681), (4610, 438009), (5071, 398190), (5105, 395538), (5993, 336930), (6126, 329615), (6915, 292006), (10142, 199095), (10210, 197769), (11231, 179790), (11986, 168465), (13273, 152130), (13830, 146003), (15213, 132730), (15315, 131846), (17979, 112310), (22462, 89895), (25355, 79638), (26546, 76065), (29965, 67386), (30426, 66365), (30630, 65923), (33693, 59930), (35958, 56155), (39819, 50710)]