289794020

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{629987}}^1$

素因数の和:630019

約数の個数: 24

約数和(自身を含む): 635027904

約数和(自身を除く): 345233884

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 629987, 1259974, 2519948, 3149935, 6299870, 12599740, 14489701, 28979402, 57958804, 72448505, 144897010, 289794020]

約数ペア:

[(1, 289794020), (2, 144897010), (4, 72448505), (5, 57958804), (10, 28979402), (20, 14489701), (23, 12599740), (46, 6299870), (92, 3149935), (115, 2519948), (230, 1259974), (460, 629987)]