20394625020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{401311}}^1$

素因数の和:401352

約数の個数: 144

約数和(自身を含む): 71735322624

約数和(自身を除く): 51340697604

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 42, 44, 55, 60, 66, 70, 77, 84, 105, 110, 121, 132, 140, 154, 165, 210, 220, 231, 242, 308, 330, 363, 385, 420, 462, 484, 605, 660, 726, 770, 847, 924, 1155, 1210, 1452, 1540, 1694, 1815, 2310, 2420, 2541, 3388, 3630, 4235, 4620, 5082, 7260, 8470, 10164, 12705, 16940, 25410, 50820, 401311, 802622, 1203933, 1605244, 2006555, 2407866, 2809177, 4013110, 4414421, 4815732, 5618354, 6019665, 8026220, 8427531, 8828842, 11236708, 12039330, 13243263, 14045885, 16855062, 17657684, 22072105, 24078660, 26486526, 28091770, 30900947, 33710124, 42137655, 44144210, 48558631, 52973052, 56183540, 61801894, 66216315, 84275310, 88288420, 92702841, 97117262, 123603788, 132432630, 145675893, 154504735, 168550620, 185405682, 194234524, 242793155, 264865260, 291351786, 309009470, 339910417, 370811364, 463514205, 485586310, 582703572, 618018940, 679820834, 728379465, 927028410, 971172620, 1019731251, 1359641668, 1456758930, 1699552085, 1854056820, 2039462502, 2913517860, 3399104170, 4078925004, 5098656255, 6798208340, 10197312510, 20394625020]

約数ペア:

[(1, 20394625020), (2, 10197312510), (3, 6798208340), (4, 5098656255), (5, 4078925004), (6, 3399104170), (7, 2913517860), (10, 2039462502), (11, 1854056820), (12, 1699552085), (14, 1456758930), (15, 1359641668), (20, 1019731251), (21, 971172620), (22, 927028410), (28, 728379465), (30, 679820834), (33, 618018940), (35, 582703572), (42, 485586310), (44, 463514205), (55, 370811364), (60, 339910417), (66, 309009470), (70, 291351786), (77, 264865260), (84, 242793155), (105, 194234524), (110, 185405682), (121, 168550620), (132, 154504735), (140, 145675893), (154, 132432630), (165, 123603788), (210, 97117262), (220, 92702841), (231, 88288420), (242, 84275310), (308, 66216315), (330, 61801894), (363, 56183540), (385, 52973052), (420, 48558631), (462, 44144210), (484, 42137655), (605, 33710124), (660, 30900947), (726, 28091770), (770, 26486526), (847, 24078660), (924, 22072105), (1155, 17657684), (1210, 16855062), (1452, 14045885), (1540, 13243263), (1694, 12039330), (1815, 11236708), (2310, 8828842), (2420, 8427531), (2541, 8026220), (3388, 6019665), (3630, 5618354), (4235, 4815732), (4620, 4414421), (5082, 4013110), (7260, 2809177), (8470, 2407866), (10164, 2006555), (12705, 1605244), (16940, 1203933), (25410, 802622), (50820, 401311)]