20410490

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{70381}}^1$

素因数の和:70417

約数の個数: 16

約数和(自身を含む): 38006280

約数和(自身を除く): 17595790

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 70381, 140762, 351905, 703810, 2041049, 4082098, 10205245, 20410490]

約数ペア:

[(1, 20410490), (2, 10205245), (5, 4082098), (10, 2041049), (29, 703810), (58, 351905), (145, 140762), (290, 70381)]