20173740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{3329}}^1$

素因数の和:3442

約数の個数: 48

約数和(自身を含む): 57062880

約数和(自身を除く): 36889140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 101, 202, 303, 404, 505, 606, 1010, 1212, 1515, 2020, 3030, 3329, 6060, 6658, 9987, 13316, 16645, 19974, 33290, 39948, 49935, 66580, 99870, 199740, 336229, 672458, 1008687, 1344916, 1681145, 2017374, 3362290, 4034748, 5043435, 6724580, 10086870, 20173740]

約数ペア:

[(1, 20173740), (2, 10086870), (3, 6724580), (4, 5043435), (5, 4034748), (6, 3362290), (10, 2017374), (12, 1681145), (15, 1344916), (20, 1008687), (30, 672458), (60, 336229), (101, 199740), (202, 99870), (303, 66580), (404, 49935), (505, 39948), (606, 33290), (1010, 19974), (1212, 16645), (1515, 13316), (2020, 9987), (3030, 6658), (3329, 6060)]