982120

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{571}}^1$

素因数の和:625

約数の個数: 32

約数和(自身を含む): 2265120

約数和(自身を除く): 1283000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 571, 860, 1142, 1720, 2284, 2855, 4568, 5710, 11420, 22840, 24553, 49106, 98212, 122765, 196424, 245530, 491060, 982120]

約数ペア:

[(1, 982120), (2, 491060), (4, 245530), (5, 196424), (8, 122765), (10, 98212), (20, 49106), (40, 24553), (43, 22840), (86, 11420), (172, 5710), (215, 4568), (344, 2855), (430, 2284), (571, 1720), (860, 1142)]