7135937080

素因数分解:

$2^3\times 5^1\times {\mathrm{178398427}}^1$

素因数の和:178398438

約数の個数: 16

約数和(自身を含む): 16055858520

約数和(自身を除く): 8919921440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 178398427, 356796854, 713593708, 891992135, 1427187416, 1783984270, 3567968540, 7135937080]

約数ペア:

[(1, 7135937080), (2, 3567968540), (4, 1783984270), (5, 1427187416), (8, 891992135), (10, 713593708), (20, 356796854), (40, 178398427)]