498156940

素因数分解:

$2^2\times 5^1\times {\mathrm{887}}^1\times {\mathrm{28081}}^1$

素因数の和:28977

約数の個数: 24

約数和(自身を含む): 1047346272

約数和(自身を除く): 549189332

約数列:

[1, 2, 4, 5, 10, 20, 887, 1774, 3548, 4435, 8870, 17740, 28081, 56162, 112324, 140405, 280810, 561620, 24907847, 49815694, 99631388, 124539235, 249078470, 498156940]

約数ペア:

[(1, 498156940), (2, 249078470), (4, 124539235), (5, 99631388), (10, 49815694), (20, 24907847), (887, 561620), (1774, 280810), (3548, 140405), (4435, 112324), (8870, 56162), (17740, 28081)]