40865864

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{443}}^1\times {\mathrm{887}}^1$

素因数の和:1349

約数の個数: 32

約数和(自身を含む): 82797120

約数和(自身を除く): 41931256

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 443, 886, 887, 1772, 1774, 3544, 3548, 5759, 7096, 11518, 11531, 23036, 23062, 46072, 46124, 92248, 392941, 785882, 1571764, 3143528, 5108233, 10216466, 20432932, 40865864]

約数ペア:

[(1, 40865864), (2, 20432932), (4, 10216466), (8, 5108233), (13, 3143528), (26, 1571764), (52, 785882), (104, 392941), (443, 92248), (886, 46124), (887, 46072), (1772, 23062), (1774, 23036), (3544, 11531), (3548, 11518), (5759, 7096)]