39270160

素因数分解:

$2^4\times 5^1\times {\mathrm{490877}}^1$

素因数の和:490890

約数の個数: 20

約数和(自身を含む): 91303308

約数和(自身を除く): 52033148

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 490877, 981754, 1963508, 2454385, 3927016, 4908770, 7854032, 9817540, 19635080, 39270160]

約数ペア:

[(1, 39270160), (2, 19635080), (4, 9817540), (5, 7854032), (8, 4908770), (10, 3927016), (16, 2454385), (20, 1963508), (40, 981754), (80, 490877)]