4454420

素因数分解:

$2^2\times 5^1\times {\mathrm{283}}^1\times {\mathrm{787}}^1$

素因数の和:1079

約数の個数: 24

約数和(自身を含む): 9399264

約数和(自身を除く): 4944844

約数列:

[1, 2, 4, 5, 10, 20, 283, 566, 787, 1132, 1415, 1574, 2830, 3148, 3935, 5660, 7870, 15740, 222721, 445442, 890884, 1113605, 2227210, 4454420]

約数ペア:

[(1, 4454420), (2, 2227210), (4, 1113605), (5, 890884), (10, 445442), (20, 222721), (283, 15740), (566, 7870), (787, 5660), (1132, 3935), (1415, 3148), (1574, 2830)]