499149040

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{479951}}^1$

素因数の和:479977

約数の個数: 40

約数和(自身を含む): 1249795008

約数和(自身を除く): 750645968

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 479951, 959902, 1919804, 2399755, 3839608, 4799510, 6239363, 7679216, 9599020, 12478726, 19198040, 24957452, 31196815, 38396080, 49914904, 62393630, 99829808, 124787260, 249574520, 499149040]

約数ペア:

[(1, 499149040), (2, 249574520), (4, 124787260), (5, 99829808), (8, 62393630), (10, 49914904), (13, 38396080), (16, 31196815), (20, 24957452), (26, 19198040), (40, 12478726), (52, 9599020), (65, 7679216), (80, 6239363), (104, 4799510), (130, 3839608), (208, 2399755), (260, 1919804), (520, 959902), (1040, 479951)]