15704020

素因数分解:

$2^2\times 5^1\times {\mathrm{191}}^1\times {\mathrm{4111}}^1$

素因数の和:4311

約数の個数: 24

約数和(自身を含む): 33159168

約数和(自身を除く): 17455148

約数列:

[1, 2, 4, 5, 10, 20, 191, 382, 764, 955, 1910, 3820, 4111, 8222, 16444, 20555, 41110, 82220, 785201, 1570402, 3140804, 3926005, 7852010, 15704020]

約数ペア:

[(1, 15704020), (2, 7852010), (4, 3926005), (5, 3140804), (10, 1570402), (20, 785201), (191, 82220), (382, 41110), (764, 20555), (955, 16444), (1910, 8222), (3820, 4111)]