1799240

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1451}}^1$

素因数の和:1493

約数の個数: 32

約数和(自身を含む): 4181760

約数和(自身を除く): 2382520

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 1451, 2902, 5804, 7255, 11608, 14510, 29020, 44981, 58040, 89962, 179924, 224905, 359848, 449810, 899620, 1799240]

約数ペア:

[(1, 1799240), (2, 899620), (4, 449810), (5, 359848), (8, 224905), (10, 179924), (20, 89962), (31, 58040), (40, 44981), (62, 29020), (124, 14510), (155, 11608), (248, 7255), (310, 5804), (620, 2902), (1240, 1451)]