1556553590

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{27751}}^1$

素因数の和:27908

約数の個数: 32

約数和(自身を含む): 2877327360

約数和(自身を除く): 1320773770

約数列:

[1, 2, 5, 10, 71, 79, 142, 158, 355, 395, 710, 790, 5609, 11218, 27751, 28045, 55502, 56090, 138755, 277510, 1970321, 2192329, 3940642, 4384658, 9851605, 10961645, 19703210, 21923290, 155655359, 311310718, 778276795, 1556553590]

約数ペア:

[(1, 1556553590), (2, 778276795), (5, 311310718), (10, 155655359), (71, 21923290), (79, 19703210), (142, 10961645), (158, 9851605), (355, 4384658), (395, 3940642), (710, 2192329), (790, 1970321), (5609, 277510), (11218, 138755), (27751, 56090), (28045, 55502)]