10008020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{45491}}^1$

素因数の和:45511

約数の個数: 24

約数和(自身を含む): 22927968

約数和(自身を除く): 12919948

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 45491, 90982, 181964, 227455, 454910, 500401, 909820, 1000802, 2001604, 2502005, 5004010, 10008020]

約数ペア:

[(1, 10008020), (2, 5004010), (4, 2502005), (5, 2001604), (10, 1000802), (11, 909820), (20, 500401), (22, 454910), (44, 227455), (55, 181964), (110, 90982), (220, 45491)]