72172020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1202867}}^1$

素因数の和:1202879

約数の個数: 24

約数和(自身を含む): 202081824

約数和(自身を除く): 129909804

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1202867, 2405734, 3608601, 4811468, 6014335, 7217202, 12028670, 14434404, 18043005, 24057340, 36086010, 72172020]

約数ペア:

[(1, 72172020), (2, 36086010), (3, 24057340), (4, 18043005), (5, 14434404), (6, 12028670), (10, 7217202), (12, 6014335), (15, 4811468), (20, 3608601), (30, 2405734), (60, 1202867)]