140978840

素因数分解:

$2^3\times 5^1\times {\mathrm{3524471}}^1$

素因数の和:3524482

約数の個数: 16

約数和(自身を含む): 317202480

約数和(自身を除く): 176223640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3524471, 7048942, 14097884, 17622355, 28195768, 35244710, 70489420, 140978840]

約数ペア:

[(1, 140978840), (2, 70489420), (4, 35244710), (5, 28195768), (8, 17622355), (10, 14097884), (20, 7048942), (40, 3524471)]