20659142010

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{350809}}^1$

素因数の和:350983

約数の個数: 64

約数和(自身を含む): 53749704960

約数和(自身を除く): 33090562950

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 151, 195, 302, 390, 453, 755, 906, 1510, 1963, 2265, 3926, 4530, 5889, 9815, 11778, 19630, 29445, 58890, 350809, 701618, 1052427, 1754045, 2104854, 3508090, 4560517, 5262135, 9121034, 10524270, 13681551, 22802585, 27363102, 45605170, 52972159, 68407755, 105944318, 136815510, 158916477, 264860795, 317832954, 529721590, 688638067, 794582385, 1377276134, 1589164770, 2065914201, 3443190335, 4131828402, 6886380670, 10329571005, 20659142010]

約数ペア:

[(1, 20659142010), (2, 10329571005), (3, 6886380670), (5, 4131828402), (6, 3443190335), (10, 2065914201), (13, 1589164770), (15, 1377276134), (26, 794582385), (30, 688638067), (39, 529721590), (65, 317832954), (78, 264860795), (130, 158916477), (151, 136815510), (195, 105944318), (302, 68407755), (390, 52972159), (453, 45605170), (755, 27363102), (906, 22802585), (1510, 13681551), (1963, 10524270), (2265, 9121034), (3926, 5262135), (4530, 4560517), (5889, 3508090), (9815, 2104854), (11778, 1754045), (19630, 1052427), (29445, 701618), (58890, 350809)]