90760240

素因数分解:

$2^4\times 5^1\times {\mathrm{1134503}}^1$

素因数の和:1134516

約数の個数: 20

約数和(自身を含む): 211017744

約数和(自身を除く): 120257504

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1134503, 2269006, 4538012, 5672515, 9076024, 11345030, 18152048, 22690060, 45380120, 90760240]

約数ペア:

[(1, 90760240), (2, 45380120), (4, 22690060), (5, 18152048), (8, 11345030), (10, 9076024), (16, 5672515), (20, 4538012), (40, 2269006), (80, 1134503)]