208559240

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{98377}}^1$

素因数の和:98441

約数の個数: 32

約数和(自身を含む): 478117080

約数和(自身を除く): 269557840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 98377, 196754, 393508, 491885, 787016, 983770, 1967540, 3935080, 5213981, 10427962, 20855924, 26069905, 41711848, 52139810, 104279620, 208559240]

約数ペア:

[(1, 208559240), (2, 104279620), (4, 52139810), (5, 41711848), (8, 26069905), (10, 20855924), (20, 10427962), (40, 5213981), (53, 3935080), (106, 1967540), (212, 983770), (265, 787016), (424, 491885), (530, 393508), (1060, 196754), (2120, 98377)]