7972820

素因数分解:

$2^2\times 5^1\times {\mathrm{271}}^1\times {\mathrm{1471}}^1$

素因数の和:1751

約数の個数: 24

約数和(自身を含む): 16816128

約数和(自身を除く): 8843308

約数列:

[1, 2, 4, 5, 10, 20, 271, 542, 1084, 1355, 1471, 2710, 2942, 5420, 5884, 7355, 14710, 29420, 398641, 797282, 1594564, 1993205, 3986410, 7972820]

約数ペア:

[(1, 7972820), (2, 3986410), (4, 1993205), (5, 1594564), (10, 797282), (20, 398641), (271, 29420), (542, 14710), (1084, 7355), (1355, 5884), (1471, 5420), (2710, 2942)]