20183380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{144167}}^1$

素因数の和:144183

約数の個数: 24

約数和(自身を含む): 48440448

約数和(自身を除く): 28257068

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 144167, 288334, 576668, 720835, 1009169, 1441670, 2018338, 2883340, 4036676, 5045845, 10091690, 20183380]

約数ペア:

[(1, 20183380), (2, 10091690), (4, 5045845), (5, 4036676), (7, 2883340), (10, 2018338), (14, 1441670), (20, 1009169), (28, 720835), (35, 576668), (70, 288334), (140, 144167)]