9459980

素因数分解:

$2^2\times 5^1\times {\mathrm{331}}^1\times {\mathrm{1429}}^1$

素因数の和:1769

約数の個数: 24

約数和(自身を含む): 19939920

約数和(自身を除く): 10479940

約数列:

[1, 2, 4, 5, 10, 20, 331, 662, 1324, 1429, 1655, 2858, 3310, 5716, 6620, 7145, 14290, 28580, 472999, 945998, 1891996, 2364995, 4729990, 9459980]

約数ペア:

[(1, 9459980), (2, 4729990), (4, 2364995), (5, 1891996), (10, 945998), (20, 472999), (331, 28580), (662, 14290), (1324, 7145), (1429, 6620), (1655, 5716), (2858, 3310)]