20200090

素因数分解:

$2^1\times 5^1\times {\mathrm{229}}^1\times {\mathrm{8821}}^1$

素因数の和:9057

約数の個数: 16

約数和(自身を含む): 36523080

約数和(自身を除く): 16322990

約数列:

[1, 2, 5, 10, 229, 458, 1145, 2290, 8821, 17642, 44105, 88210, 2020009, 4040018, 10100045, 20200090]

約数ペア:

[(1, 20200090), (2, 10100045), (5, 4040018), (10, 2020009), (229, 88210), (458, 44105), (1145, 17642), (2290, 8821)]