20138700570

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{9454789}}^1$

素因数の和:9454870

約数の個数: 32

約数和(自身を含む): 49013631360

約数和(自身を除く): 28874930790

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 71, 142, 213, 355, 426, 710, 1065, 2130, 9454789, 18909578, 28364367, 47273945, 56728734, 94547890, 141821835, 283643670, 671290019, 1342580038, 2013870057, 3356450095, 4027740114, 6712900190, 10069350285, 20138700570]

約数ペア:

[(1, 20138700570), (2, 10069350285), (3, 6712900190), (5, 4027740114), (6, 3356450095), (10, 2013870057), (15, 1342580038), (30, 671290019), (71, 283643670), (142, 141821835), (213, 94547890), (355, 56728734), (426, 47273945), (710, 28364367), (1065, 18909578), (2130, 9454789)]