90004010

素因数分解:

$2^1\times 5^1\times {\mathrm{1181}}^1\times {\mathrm{7621}}^1$

素因数の和:8809

約数の個数: 16

約数和(自身を含む): 162165672

約数和(自身を除く): 72161662

約数列:

[1, 2, 5, 10, 1181, 2362, 5905, 7621, 11810, 15242, 38105, 76210, 9000401, 18000802, 45002005, 90004010]

約数ペア:

[(1, 90004010), (2, 45002005), (5, 18000802), (10, 9000401), (1181, 76210), (2362, 38105), (5905, 15242), (7621, 11810)]