195419620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{888271}}^1$

素因数の和:888291

約数の個数: 24

約数和(自身を含む): 447689088

約数和(自身を除く): 252269468

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 888271, 1776542, 3553084, 4441355, 8882710, 9770981, 17765420, 19541962, 39083924, 48854905, 97709810, 195419620]

約数ペア:

[(1, 195419620), (2, 97709810), (4, 48854905), (5, 39083924), (10, 19541962), (11, 17765420), (20, 9770981), (22, 8882710), (44, 4441355), (55, 3553084), (110, 1776542), (220, 888271)]