42024020

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{23609}}^1$

素因数の和:23707

約数の個数: 24

約数和(自身を含む): 89245800

約数和(自身を除く): 47221780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 23609, 47218, 94436, 118045, 236090, 472180, 2101201, 4202402, 8404804, 10506005, 21012010, 42024020]

約数ペア:

[(1, 42024020), (2, 21012010), (4, 10506005), (5, 8404804), (10, 4202402), (20, 2101201), (89, 472180), (178, 236090), (356, 118045), (445, 94436), (890, 47218), (1780, 23609)]