401388770

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{978997}}^1$

素因数の和:979045

約数の個数: 16

約数和(自身を含む): 740122488

約数和(自身を除く): 338733718

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 978997, 1957994, 4894985, 9789970, 40138877, 80277754, 200694385, 401388770]

約数ペア:

[(1, 401388770), (2, 200694385), (5, 80277754), (10, 40138877), (41, 9789970), (82, 4894985), (205, 1957994), (410, 978997)]