8070140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31039}}^1$

素因数の和:31061

約数の個数: 24

約数和(自身を含む): 18251520

約数和(自身を除く): 10181380

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 31039, 62078, 124156, 155195, 310390, 403507, 620780, 807014, 1614028, 2017535, 4035070, 8070140]

約数ペア:

[(1, 8070140), (2, 4035070), (4, 2017535), (5, 1614028), (10, 807014), (13, 620780), (20, 403507), (26, 310390), (52, 155195), (65, 124156), (130, 62078), (260, 31039)]