1804360

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{571}}^1$

素因数の和:661

約数の個数: 32

約数和(自身を含む): 4118400

約数和(自身を除く): 2314040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 571, 632, 790, 1142, 1580, 2284, 2855, 3160, 4568, 5710, 11420, 22840, 45109, 90218, 180436, 225545, 360872, 451090, 902180, 1804360]

約数ペア:

[(1, 1804360), (2, 902180), (4, 451090), (5, 360872), (8, 225545), (10, 180436), (20, 90218), (40, 45109), (79, 22840), (158, 11420), (316, 5710), (395, 4568), (571, 3160), (632, 2855), (790, 2284), (1142, 1580)]