15112820

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{4813}}^1$

素因数の和:4979

約数の個数: 24

約数和(自身を含む): 31945704

約数和(自身を除く): 16832884

約数列:

[1, 2, 4, 5, 10, 20, 157, 314, 628, 785, 1570, 3140, 4813, 9626, 19252, 24065, 48130, 96260, 755641, 1511282, 3022564, 3778205, 7556410, 15112820]

約数ペア:

[(1, 15112820), (2, 7556410), (4, 3778205), (5, 3022564), (10, 1511282), (20, 755641), (157, 96260), (314, 48130), (628, 24065), (785, 19252), (1570, 9626), (3140, 4813)]