850940

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{271}}^1$

素因数の和:437

約数の個数: 24

約数和(自身を含む): 1804992

約数和(自身を除く): 954052

約数列:

[1, 2, 4, 5, 10, 20, 157, 271, 314, 542, 628, 785, 1084, 1355, 1570, 2710, 3140, 5420, 42547, 85094, 170188, 212735, 425470, 850940]

約数ペア:

[(1, 850940), (2, 425470), (4, 212735), (5, 170188), (10, 85094), (20, 42547), (157, 5420), (271, 3140), (314, 2710), (542, 1570), (628, 1355), (785, 1084)]