1009540120

素因数分解:

$2^3\times 5^1\times {\mathrm{25238503}}^1$

素因数の和:25238514

約数の個数: 16

約数和(自身を含む): 2271465360

約数和(自身を除く): 1261925240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 25238503, 50477006, 100954012, 126192515, 201908024, 252385030, 504770060, 1009540120]

約数ペア:

[(1, 1009540120), (2, 504770060), (4, 252385030), (5, 201908024), (8, 126192515), (10, 100954012), (20, 50477006), (40, 25238503)]