1044907960

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{637139}}^1$

素因数の和:637191

約数の個数: 32

約数和(自身を含む): 2408389200

約数和(自身を除く): 1363481240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 637139, 1274278, 2548556, 3185695, 5097112, 6371390, 12742780, 25485560, 26122699, 52245398, 104490796, 130613495, 208981592, 261226990, 522453980, 1044907960]

約数ペア:

[(1, 1044907960), (2, 522453980), (4, 261226990), (5, 208981592), (8, 130613495), (10, 104490796), (20, 52245398), (40, 26122699), (41, 25485560), (82, 12742780), (164, 6371390), (205, 5097112), (328, 3185695), (410, 2548556), (820, 1274278), (1640, 637139)]