8419360

素因数分解:

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

素因数の和:637

約数の個数: 48

約数和(自身を含む): 20126232

約数和(自身を除く): 11706872

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 101, 160, 202, 404, 505, 521, 808, 1010, 1042, 1616, 2020, 2084, 2605, 3232, 4040, 4168, 5210, 8080, 8336, 10420, 16160, 16672, 20840, 41680, 52621, 83360, 105242, 210484, 263105, 420968, 526210, 841936, 1052420, 1683872, 2104840, 4209680, 8419360]

約数ペア:

[(1, 8419360), (2, 4209680), (4, 2104840), (5, 1683872), (8, 1052420), (10, 841936), (16, 526210), (20, 420968), (32, 263105), (40, 210484), (80, 105242), (101, 83360), (160, 52621), (202, 41680), (404, 20840), (505, 16672), (521, 16160), (808, 10420), (1010, 8336), (1042, 8080), (1616, 5210), (2020, 4168), (2084, 4040), (2605, 3232)]