288889420

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{92003}}^1$

素因数の和:92169

約数の個数: 24

約数和(自身を含む): 610538544

約数和(自身を除く): 321649124

約数列:

[1, 2, 4, 5, 10, 20, 157, 314, 628, 785, 1570, 3140, 92003, 184006, 368012, 460015, 920030, 1840060, 14444471, 28888942, 57777884, 72222355, 144444710, 288889420]

約数ペア:

[(1, 288889420), (2, 144444710), (4, 72222355), (5, 57777884), (10, 28888942), (20, 14444471), (157, 1840060), (314, 920030), (628, 460015), (785, 368012), (1570, 184006), (3140, 92003)]