9982120

素因数分解:

$2^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{1531}}^1$

素因数の和:1705

約数の個数: 32

約数和(自身を含む): 22612320

約数和(自身を除く): 12630200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 163, 326, 652, 815, 1304, 1531, 1630, 3062, 3260, 6124, 6520, 7655, 12248, 15310, 30620, 61240, 249553, 499106, 998212, 1247765, 1996424, 2495530, 4991060, 9982120]

約数ペア:

[(1, 9982120), (2, 4991060), (4, 2495530), (5, 1996424), (8, 1247765), (10, 998212), (20, 499106), (40, 249553), (163, 61240), (326, 30620), (652, 15310), (815, 12248), (1304, 7655), (1531, 6520), (1630, 6124), (3062, 3260)]