38390580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{213281}}^1$

素因数の和:213296

約数の個数: 36

約数和(自身を含む): 116451972

約数和(自身を除く): 78061392

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 213281, 426562, 639843, 853124, 1066405, 1279686, 1919529, 2132810, 2559372, 3199215, 3839058, 4265620, 6398430, 7678116, 9597645, 12796860, 19195290, 38390580]

約数ペア:

[(1, 38390580), (2, 19195290), (3, 12796860), (4, 9597645), (5, 7678116), (6, 6398430), (9, 4265620), (10, 3839058), (12, 3199215), (15, 2559372), (18, 2132810), (20, 1919529), (30, 1279686), (36, 1066405), (45, 853124), (60, 639843), (90, 426562), (180, 213281)]