99161980

素因数分解:

$2^2\times 5^1\times {\mathrm{1187}}^1\times {\mathrm{4177}}^1$

素因数の和:5373

約数の個数: 24

約数和(自身を含む): 208465488

約数和(自身を除く): 109303508

約数列:

[1, 2, 4, 5, 10, 20, 1187, 2374, 4177, 4748, 5935, 8354, 11870, 16708, 20885, 23740, 41770, 83540, 4958099, 9916198, 19832396, 24790495, 49580990, 99161980]

約数ペア:

[(1, 99161980), (2, 49580990), (4, 24790495), (5, 19832396), (10, 9916198), (20, 4958099), (1187, 83540), (2374, 41770), (4177, 23740), (4748, 20885), (5935, 16708), (8354, 11870)]