103609820

素因数分解:

$2^2\times 5^1\times {\mathrm{1289}}^1\times {\mathrm{4019}}^1$

素因数の和:5317

約数の個数: 24

約数和(自身を含む): 217803600

約数和(自身を除く): 114193780

約数列:

[1, 2, 4, 5, 10, 20, 1289, 2578, 4019, 5156, 6445, 8038, 12890, 16076, 20095, 25780, 40190, 80380, 5180491, 10360982, 20721964, 25902455, 51804910, 103609820]

約数ペア:

[(1, 103609820), (2, 51804910), (4, 25902455), (5, 20721964), (10, 10360982), (20, 5180491), (1289, 80380), (2578, 40190), (4019, 25780), (5156, 20095), (6445, 16076), (8038, 12890)]