40684904

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{109}}^1$

素因数の和:262

約数の個数: 64

約数和(自身を含む): 86024400

約数和(自身を除く): 45339496

約数列:

[1, 2, 4, 8, 13, 26, 37, 52, 74, 97, 104, 109, 148, 194, 218, 296, 388, 436, 481, 776, 872, 962, 1261, 1417, 1924, 2522, 2834, 3589, 3848, 4033, 5044, 5668, 7178, 8066, 10088, 10573, 11336, 14356, 16132, 21146, 28712, 32264, 42292, 46657, 52429, 84584, 93314, 104858, 137449, 186628, 209716, 274898, 373256, 391201, 419432, 549796, 782402, 1099592, 1564804, 3129608, 5085613, 10171226, 20342452, 40684904]

約数ペア:

[(1, 40684904), (2, 20342452), (4, 10171226), (8, 5085613), (13, 3129608), (26, 1564804), (37, 1099592), (52, 782402), (74, 549796), (97, 419432), (104, 391201), (109, 373256), (148, 274898), (194, 209716), (218, 186628), (296, 137449), (388, 104858), (436, 93314), (481, 84584), (776, 52429), (872, 46657), (962, 42292), (1261, 32264), (1417, 28712), (1924, 21146), (2522, 16132), (2834, 14356), (3589, 11336), (3848, 10573), (4033, 10088), (5044, 8066), (5668, 7178)]