80460860

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{98123}}^1$

素因数の和:98173

約数の個数: 24

約数和(自身を含む): 173090736

約数和(自身を除く): 92629876

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 98123, 196246, 392492, 490615, 981230, 1962460, 4023043, 8046086, 16092172, 20115215, 40230430, 80460860]

約数ペア:

[(1, 80460860), (2, 40230430), (4, 20115215), (5, 16092172), (10, 8046086), (20, 4023043), (41, 1962460), (82, 981230), (164, 490615), (205, 392492), (410, 196246), (820, 98123)]