2256920

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{3319}}^1$

素因数の和:3347

約数の個数: 32

約数和(自身を含む): 5378400

約数和(自身を除く): 3121480

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 3319, 6638, 13276, 16595, 26552, 33190, 56423, 66380, 112846, 132760, 225692, 282115, 451384, 564230, 1128460, 2256920]

約数ペア:

[(1, 2256920), (2, 1128460), (4, 564230), (5, 451384), (8, 282115), (10, 225692), (17, 132760), (20, 112846), (34, 66380), (40, 56423), (68, 33190), (85, 26552), (136, 16595), (170, 13276), (340, 6638), (680, 3319)]