31289090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{443}}^1\times {\mathrm{1009}}^1$

素因数の和:1466

約数の個数: 32

約数和(自身を含む): 64575360

約数和(自身を除く): 33286270

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 443, 886, 1009, 2018, 2215, 3101, 4430, 5045, 6202, 7063, 10090, 14126, 15505, 31010, 35315, 70630, 446987, 893974, 2234935, 3128909, 4469870, 6257818, 15644545, 31289090]

約数ペア:

[(1, 31289090), (2, 15644545), (5, 6257818), (7, 4469870), (10, 3128909), (14, 2234935), (35, 893974), (70, 446987), (443, 70630), (886, 35315), (1009, 31010), (2018, 15505), (2215, 14126), (3101, 10090), (4430, 7063), (5045, 6202)]