20237591810

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{241}}^1\times {\mathrm{401}}^1\times {\mathrm{487}}^1$

素因数の和:1179

約数の個数: 64

約数和(自身を含む): 37599876864

約数和(自身を除く): 17362285054

約数列:

[1, 2, 5, 10, 43, 86, 215, 241, 401, 430, 482, 487, 802, 974, 1205, 2005, 2410, 2435, 4010, 4870, 10363, 17243, 20726, 20941, 34486, 41882, 51815, 86215, 96641, 103630, 104705, 117367, 172430, 193282, 195287, 209410, 234734, 390574, 483205, 586835, 966410, 976435, 1173670, 1952870, 4155563, 5046781, 8311126, 8397341, 10093562, 16794682, 20777815, 25233905, 41555630, 41986705, 47064167, 50467810, 83973410, 94128334, 235320835, 470641670, 2023759181, 4047518362, 10118795905, 20237591810]

約数ペア:

[(1, 20237591810), (2, 10118795905), (5, 4047518362), (10, 2023759181), (43, 470641670), (86, 235320835), (215, 94128334), (241, 83973410), (401, 50467810), (430, 47064167), (482, 41986705), (487, 41555630), (802, 25233905), (974, 20777815), (1205, 16794682), (2005, 10093562), (2410, 8397341), (2435, 8311126), (4010, 5046781), (4870, 4155563), (10363, 1952870), (17243, 1173670), (20726, 976435), (20941, 966410), (34486, 586835), (41882, 483205), (51815, 390574), (86215, 234734), (96641, 209410), (103630, 195287), (104705, 193282), (117367, 172430)]