121987480

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{98377}}^1$

素因数の和:98419

約数の個数: 32

約数和(自身を含む): 283328640

約数和(自身を除く): 161341160

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 98377, 196754, 393508, 491885, 787016, 983770, 1967540, 3049687, 3935080, 6099374, 12198748, 15248435, 24397496, 30496870, 60993740, 121987480]

約数ペア:

[(1, 121987480), (2, 60993740), (4, 30496870), (5, 24397496), (8, 15248435), (10, 12198748), (20, 6099374), (31, 3935080), (40, 3049687), (62, 1967540), (124, 983770), (155, 787016), (248, 491885), (310, 393508), (620, 196754), (1240, 98377)]