89606020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{640043}}^1$

素因数の和:640059

約数の個数: 24

約数和(自身を含む): 215054784

約数和(自身を除く): 125448764

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 640043, 1280086, 2560172, 3200215, 4480301, 6400430, 8960602, 12800860, 17921204, 22401505, 44803010, 89606020]

約数ペア:

[(1, 89606020), (2, 44803010), (4, 22401505), (5, 17921204), (7, 12800860), (10, 8960602), (14, 6400430), (20, 4480301), (28, 3200215), (35, 2560172), (70, 1280086), (140, 640043)]