1573840

素因数分解:

$2^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{191}}^1$

素因数の和:307

約数の個数: 40

約数和(自身を含む): 3714048

約数和(自身を除く): 2140208

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 103, 191, 206, 382, 412, 515, 764, 824, 955, 1030, 1528, 1648, 1910, 2060, 3056, 3820, 4120, 7640, 8240, 15280, 19673, 39346, 78692, 98365, 157384, 196730, 314768, 393460, 786920, 1573840]

約数ペア:

[(1, 1573840), (2, 786920), (4, 393460), (5, 314768), (8, 196730), (10, 157384), (16, 98365), (20, 78692), (40, 39346), (80, 19673), (103, 15280), (191, 8240), (206, 7640), (382, 4120), (412, 3820), (515, 3056), (764, 2060), (824, 1910), (955, 1648), (1030, 1528)]