4222640

素因数分解:

$2^4\times 5^1\times {\mathrm{52783}}^1$

素因数の和:52796

約数の個数: 20

約数和(自身を含む): 9817824

約数和(自身を除く): 5595184

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 52783, 105566, 211132, 263915, 422264, 527830, 844528, 1055660, 2111320, 4222640]

約数ペア:

[(1, 4222640), (2, 2111320), (4, 1055660), (5, 844528), (8, 527830), (10, 422264), (16, 263915), (20, 211132), (40, 105566), (80, 52783)]