4209680

素因数分解:

$2^4\times 5^1\times {\mathrm{101}}^1\times {\mathrm{521}}^1$

素因数の和:635

約数の個数: 40

約数和(自身を含む): 9903384

約数和(自身を除く): 5693704

約数列:

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

約数ペア:

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