2039402840

素因数分解:

$2^3\times 5^1\times {\mathrm{50985071}}^1$

素因数の和:50985082

約数の個数: 16

約数和(自身を含む): 4588656480

約数和(自身を除く): 2549253640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 50985071, 101970142, 203940284, 254925355, 407880568, 509850710, 1019701420, 2039402840]

約数ペア:

[(1, 2039402840), (2, 1019701420), (4, 509850710), (5, 407880568), (8, 254925355), (10, 203940284), (20, 101970142), (40, 50985071)]