54908720

素因数分解:

$2^4\times 5^1\times {\mathrm{686359}}^1$

素因数の和:686372

約数の個数: 20

約数和(自身を含む): 127662960

約数和(自身を除く): 72754240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 686359, 1372718, 2745436, 3431795, 5490872, 6863590, 10981744, 13727180, 27454360, 54908720]

約数ペア:

[(1, 54908720), (2, 27454360), (4, 13727180), (5, 10981744), (8, 6863590), (10, 5490872), (16, 3431795), (20, 2745436), (40, 1372718), (80, 686359)]