17945560

素因数分解:

$2^3\times 5^1\times {\mathrm{149}}^1\times {\mathrm{3011}}^1$

素因数の和:3171

約数の個数: 32

約数和(自身を含む): 40662000

約数和(自身を除く): 22716440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 149, 298, 596, 745, 1192, 1490, 2980, 3011, 5960, 6022, 12044, 15055, 24088, 30110, 60220, 120440, 448639, 897278, 1794556, 2243195, 3589112, 4486390, 8972780, 17945560]

約数ペア:

[(1, 17945560), (2, 8972780), (4, 4486390), (5, 3589112), (8, 2243195), (10, 1794556), (20, 897278), (40, 448639), (149, 120440), (298, 60220), (596, 30110), (745, 24088), (1192, 15055), (1490, 12044), (2980, 6022), (3011, 5960)]