3997090

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{9749}}^1$

素因数の和:9797

約数の個数: 16

約数和(自身を含む): 7371000

約数和(自身を除く): 3373910

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 9749, 19498, 48745, 97490, 399709, 799418, 1998545, 3997090]

約数ペア:

[(1, 3997090), (2, 1998545), (5, 799418), (10, 399709), (41, 97490), (82, 48745), (205, 19498), (410, 9749)]