40739978

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{691}}^1\times {\mathrm{719}}^1$

素因数の和:1453

約数の個数: 16

約数和(自身を含む): 62778240

約数和(自身を除く): 22038262

約数列:

[1, 2, 41, 82, 691, 719, 1382, 1438, 28331, 29479, 56662, 58958, 496829, 993658, 20369989, 40739978]

約数ペア:

[(1, 40739978), (2, 20369989), (41, 993658), (82, 496829), (691, 58958), (719, 56662), (1382, 29479), (1438, 28331)]