11315960

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{3581}}^1$

素因数の和:3671

約数の個数: 32

約数和(自身を含む): 25790400

約数和(自身を除く): 14474440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 3160, 3581, 7162, 14324, 17905, 28648, 35810, 71620, 143240, 282899, 565798, 1131596, 1414495, 2263192, 2828990, 5657980, 11315960]

約数ペア:

[(1, 11315960), (2, 5657980), (4, 2828990), (5, 2263192), (8, 1414495), (10, 1131596), (20, 565798), (40, 282899), (79, 143240), (158, 71620), (316, 35810), (395, 28648), (632, 17905), (790, 14324), (1580, 7162), (3160, 3581)]