30520180

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{521}}^1$

素因数の和:660

約数の個数: 48

約数和(自身を含む): 67087440

約数和(自身を除く): 36567260

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 101, 116, 145, 202, 290, 404, 505, 521, 580, 1010, 1042, 2020, 2084, 2605, 2929, 5210, 5858, 10420, 11716, 14645, 15109, 29290, 30218, 52621, 58580, 60436, 75545, 105242, 151090, 210484, 263105, 302180, 526210, 1052420, 1526009, 3052018, 6104036, 7630045, 15260090, 30520180]

約数ペア:

[(1, 30520180), (2, 15260090), (4, 7630045), (5, 6104036), (10, 3052018), (20, 1526009), (29, 1052420), (58, 526210), (101, 302180), (116, 263105), (145, 210484), (202, 151090), (290, 105242), (404, 75545), (505, 60436), (521, 58580), (580, 52621), (1010, 30218), (1042, 29290), (2020, 15109), (2084, 14645), (2605, 11716), (2929, 10420), (5210, 5858)]