40643604

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{461}}^1$

素因数の和:581

約数の個数: 72

約数和(自身を含む): 107627520

約数和(自身を除く): 66983916

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 79, 93, 124, 158, 186, 237, 279, 316, 372, 461, 474, 558, 711, 922, 948, 1116, 1383, 1422, 1844, 2449, 2766, 2844, 4149, 4898, 5532, 7347, 8298, 9796, 14291, 14694, 16596, 22041, 28582, 29388, 36419, 42873, 44082, 57164, 72838, 85746, 88164, 109257, 128619, 145676, 171492, 218514, 257238, 327771, 437028, 514476, 655542, 1128989, 1311084, 2257978, 3386967, 4515956, 6773934, 10160901, 13547868, 20321802, 40643604]

約数ペア:

[(1, 40643604), (2, 20321802), (3, 13547868), (4, 10160901), (6, 6773934), (9, 4515956), (12, 3386967), (18, 2257978), (31, 1311084), (36, 1128989), (62, 655542), (79, 514476), (93, 437028), (124, 327771), (158, 257238), (186, 218514), (237, 171492), (279, 145676), (316, 128619), (372, 109257), (461, 88164), (474, 85746), (558, 72838), (711, 57164), (922, 44082), (948, 42873), (1116, 36419), (1383, 29388), (1422, 28582), (1844, 22041), (2449, 16596), (2766, 14694), (2844, 14291), (4149, 9796), (4898, 8298), (5532, 7347)]