31079740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{91411}}^1$

素因数の和:91437

約数の個数: 24

約数和(自身を含む): 69107472

約数和(自身を除く): 38027732

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 91411, 182822, 365644, 457055, 914110, 1553987, 1828220, 3107974, 6215948, 7769935, 15539870, 31079740]

約数ペア:

[(1, 31079740), (2, 15539870), (4, 7769935), (5, 6215948), (10, 3107974), (17, 1828220), (20, 1553987), (34, 914110), (68, 457055), (85, 365644), (170, 182822), (340, 91411)]