40409200

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{409}}^1$

素因数の和:459

約数の個数: 120

約数和(自身を含む): 110322800

約数和(自身を除く): 69913600

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 25, 26, 38, 40, 50, 52, 65, 76, 80, 95, 100, 104, 130, 152, 190, 200, 208, 247, 260, 304, 325, 380, 400, 409, 475, 494, 520, 650, 760, 818, 950, 988, 1040, 1235, 1300, 1520, 1636, 1900, 1976, 2045, 2470, 2600, 3272, 3800, 3952, 4090, 4940, 5200, 5317, 6175, 6544, 7600, 7771, 8180, 9880, 10225, 10634, 12350, 15542, 16360, 19760, 20450, 21268, 24700, 26585, 31084, 32720, 38855, 40900, 42536, 49400, 53170, 62168, 77710, 81800, 85072, 98800, 101023, 106340, 124336, 132925, 155420, 163600, 194275, 202046, 212680, 265850, 310840, 388550, 404092, 425360, 505115, 531700, 621680, 777100, 808184, 1010230, 1063400, 1554200, 1616368, 2020460, 2126800, 2525575, 3108400, 4040920, 5051150, 8081840, 10102300, 20204600, 40409200]

約数ペア:

[(1, 40409200), (2, 20204600), (4, 10102300), (5, 8081840), (8, 5051150), (10, 4040920), (13, 3108400), (16, 2525575), (19, 2126800), (20, 2020460), (25, 1616368), (26, 1554200), (38, 1063400), (40, 1010230), (50, 808184), (52, 777100), (65, 621680), (76, 531700), (80, 505115), (95, 425360), (100, 404092), (104, 388550), (130, 310840), (152, 265850), (190, 212680), (200, 202046), (208, 194275), (247, 163600), (260, 155420), (304, 132925), (325, 124336), (380, 106340), (400, 101023), (409, 98800), (475, 85072), (494, 81800), (520, 77710), (650, 62168), (760, 53170), (818, 49400), (950, 42536), (988, 40900), (1040, 38855), (1235, 32720), (1300, 31084), (1520, 26585), (1636, 24700), (1900, 21268), (1976, 20450), (2045, 19760), (2470, 16360), (2600, 15542), (3272, 12350), (3800, 10634), (3952, 10225), (4090, 9880), (4940, 8180), (5200, 7771), (5317, 7600), (6175, 6544)]