30915970

素因数分解:

$2^1\times 5^1\times {\mathrm{277}}^1\times {\mathrm{11161}}^1$

素因数の和:11445

約数の個数: 16

約数和(自身を含む): 55854648

約数和(自身を除く): 24938678

約数列:

[1, 2, 5, 10, 277, 554, 1385, 2770, 11161, 22322, 55805, 111610, 3091597, 6183194, 15457985, 30915970]

約数ペア:

[(1, 30915970), (2, 15457985), (5, 6183194), (10, 3091597), (277, 111610), (554, 55805), (1385, 22322), (2770, 11161)]