2379640

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1451}}^1$

素因数の和:1503

約数の個数: 32

約数和(自身を含む): 5488560

約数和(自身を除く): 3108920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1451, 1640, 2902, 5804, 7255, 11608, 14510, 29020, 58040, 59491, 118982, 237964, 297455, 475928, 594910, 1189820, 2379640]

約数ペア:

[(1, 2379640), (2, 1189820), (4, 594910), (5, 475928), (8, 297455), (10, 237964), (20, 118982), (40, 59491), (41, 58040), (82, 29020), (164, 14510), (205, 11608), (328, 7255), (410, 5804), (820, 2902), (1451, 1640)]