91868840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{328103}}^1$

素因数の和:328121

約数の個数: 32

約数和(自身を含む): 236234880

約数和(自身を除く): 144366040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 328103, 656206, 1312412, 1640515, 2296721, 2624824, 3281030, 4593442, 6562060, 9186884, 11483605, 13124120, 18373768, 22967210, 45934420, 91868840]

約数ペア:

[(1, 91868840), (2, 45934420), (4, 22967210), (5, 18373768), (7, 13124120), (8, 11483605), (10, 9186884), (14, 6562060), (20, 4593442), (28, 3281030), (35, 2624824), (40, 2296721), (56, 1640515), (70, 1312412), (140, 656206), (280, 328103)]