9918020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{70843}}^1$

素因数の和:70859

約数の個数: 24

約数和(自身を含む): 23803584

約数和(自身を除く): 13885564

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 70843, 141686, 283372, 354215, 495901, 708430, 991802, 1416860, 1983604, 2479505, 4959010, 9918020]

約数ペア:

[(1, 9918020), (2, 4959010), (4, 2479505), (5, 1983604), (7, 1416860), (10, 991802), (14, 708430), (20, 495901), (28, 354215), (35, 283372), (70, 141686), (140, 70843)]