20368670

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{101}}^1$

素因数の和:225

約数の個数: 64

約数和(自身を含む): 43946496

約数和(自身を除く): 23577826

約数列:

[1, 2, 5, 7, 10, 14, 35, 43, 67, 70, 86, 101, 134, 202, 215, 301, 335, 430, 469, 505, 602, 670, 707, 938, 1010, 1414, 1505, 2345, 2881, 3010, 3535, 4343, 4690, 5762, 6767, 7070, 8686, 13534, 14405, 20167, 21715, 28810, 30401, 33835, 40334, 43430, 47369, 60802, 67670, 94738, 100835, 152005, 201670, 236845, 290981, 304010, 473690, 581962, 1454905, 2036867, 2909810, 4073734, 10184335, 20368670]

約数ペア:

[(1, 20368670), (2, 10184335), (5, 4073734), (7, 2909810), (10, 2036867), (14, 1454905), (35, 581962), (43, 473690), (67, 304010), (70, 290981), (86, 236845), (101, 201670), (134, 152005), (202, 100835), (215, 94738), (301, 67670), (335, 60802), (430, 47369), (469, 43430), (505, 40334), (602, 33835), (670, 30401), (707, 28810), (938, 21715), (1010, 20167), (1414, 14405), (1505, 13534), (2345, 8686), (2881, 7070), (3010, 6767), (3535, 5762), (4343, 4690)]