19230160

素因数分解:

$2^4\times 5^1\times {\mathrm{271}}^1\times {\mathrm{887}}^1$

素因数の和:1171

約数の個数: 40

約数和(自身を含む): 44925696

約数和(自身を除く): 25695536

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 271, 542, 887, 1084, 1355, 1774, 2168, 2710, 3548, 4336, 4435, 5420, 7096, 8870, 10840, 14192, 17740, 21680, 35480, 70960, 240377, 480754, 961508, 1201885, 1923016, 2403770, 3846032, 4807540, 9615080, 19230160]

約数ペア:

[(1, 19230160), (2, 9615080), (4, 4807540), (5, 3846032), (8, 2403770), (10, 1923016), (16, 1201885), (20, 961508), (40, 480754), (80, 240377), (271, 70960), (542, 35480), (887, 21680), (1084, 17740), (1355, 14192), (1774, 10840), (2168, 8870), (2710, 7096), (3548, 5420), (4336, 4435)]