70647640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{252313}}^1$

素因数の和:252331

約数の個数: 32

約数和(自身を含む): 181666080

約数和(自身を除く): 111018440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 252313, 504626, 1009252, 1261565, 1766191, 2018504, 2523130, 3532382, 5046260, 7064764, 8830955, 10092520, 14129528, 17661910, 35323820, 70647640]

約数ペア:

[(1, 70647640), (2, 35323820), (4, 17661910), (5, 14129528), (7, 10092520), (8, 8830955), (10, 7064764), (14, 5046260), (20, 3532382), (28, 2523130), (35, 2018504), (40, 1766191), (56, 1261565), (70, 1009252), (140, 504626), (280, 252313)]