1680309780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{28005163}}^1$

素因数の和:28005175

約数の個数: 24

約数和(自身を含む): 4704867552

約数和(自身を除く): 3024557772

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 28005163, 56010326, 84015489, 112020652, 140025815, 168030978, 280051630, 336061956, 420077445, 560103260, 840154890, 1680309780]

約数ペア:

[(1, 1680309780), (2, 840154890), (3, 560103260), (4, 420077445), (5, 336061956), (6, 280051630), (10, 168030978), (12, 140025815), (15, 112020652), (20, 84015489), (30, 56010326), (60, 28005163)]