15691780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{60353}}^1$

素因数の和:60375

約数の個数: 24

約数和(自身を含む): 35488152

約数和(自身を除く): 19796372

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 60353, 120706, 241412, 301765, 603530, 784589, 1207060, 1569178, 3138356, 3922945, 7845890, 15691780]

約数ペア:

[(1, 15691780), (2, 7845890), (4, 3922945), (5, 3138356), (10, 1569178), (13, 1207060), (20, 784589), (26, 603530), (52, 301765), (65, 241412), (130, 120706), (260, 60353)]