99215980

素因数分解:

$2^2\times 5^1\times {\mathrm{2087}}^1\times {\mathrm{2377}}^1$

素因数の和:4473

約数の個数: 24

約数和(自身を含む): 208541088

約数和(自身を除く): 109325108

約数列:

[1, 2, 4, 5, 10, 20, 2087, 2377, 4174, 4754, 8348, 9508, 10435, 11885, 20870, 23770, 41740, 47540, 4960799, 9921598, 19843196, 24803995, 49607990, 99215980]

約数ペア:

[(1, 99215980), (2, 49607990), (4, 24803995), (5, 19843196), (10, 9921598), (20, 4960799), (2087, 47540), (2377, 41740), (4174, 23770), (4754, 20870), (8348, 11885), (9508, 10435)]