19567740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{3229}}^1$

素因数の和:3342

約数の個数: 48

約数和(自身を含む): 55349280

約数和(自身を除く): 35781540

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, 3229, 6060, 6458, 9687, 12916, 16145, 19374, 32290, 38748, 48435, 64580, 96870, 193740, 326129, 652258, 978387, 1304516, 1630645, 1956774, 3261290, 3913548, 4891935, 6522580, 9783870, 19567740]

約数ペア:

[(1, 19567740), (2, 9783870), (3, 6522580), (4, 4891935), (5, 3913548), (6, 3261290), (10, 1956774), (12, 1630645), (15, 1304516), (20, 978387), (30, 652258), (60, 326129), (101, 193740), (202, 96870), (303, 64580), (404, 48435), (505, 38748), (606, 32290), (1010, 19374), (1212, 16145), (1515, 12916), (2020, 9687), (3030, 6458), (3229, 6060)]