31383560

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{60353}}^1$

素因数の和:60377

約数の個数: 32

約数和(自身を含む): 76046040

約数和(自身を除く): 44662480

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 60353, 120706, 241412, 301765, 482824, 603530, 784589, 1207060, 1569178, 2414120, 3138356, 3922945, 6276712, 7845890, 15691780, 31383560]

約数ペア:

[(1, 31383560), (2, 15691780), (4, 7845890), (5, 6276712), (8, 3922945), (10, 3138356), (13, 2414120), (20, 1569178), (26, 1207060), (40, 784589), (52, 603530), (65, 482824), (104, 301765), (130, 241412), (260, 120706), (520, 60353)]