201391580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{774583}}^1$

素因数の和:774605

約数の個数: 24

約数和(自身を含む): 455455392

約数和(自身を除く): 254063812

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 774583, 1549166, 3098332, 3872915, 7745830, 10069579, 15491660, 20139158, 40278316, 50347895, 100695790, 201391580]

約数ペア:

[(1, 201391580), (2, 100695790), (4, 50347895), (5, 40278316), (10, 20139158), (13, 15491660), (20, 10069579), (26, 7745830), (52, 3872915), (65, 3098332), (130, 1549166), (260, 774583)]