2912772140

素因数分解:

$2^2\times 5^1\times {\mathrm{809}}^1\times {\mathrm{180023}}^1$

素因数の和:180841

約数の個数: 24

約数和(自身を含む): 6124416480

約数和(自身を除く): 3211644340

約数列:

[1, 2, 4, 5, 10, 20, 809, 1618, 3236, 4045, 8090, 16180, 180023, 360046, 720092, 900115, 1800230, 3600460, 145638607, 291277214, 582554428, 728193035, 1456386070, 2912772140]

約数ペア:

[(1, 2912772140), (2, 1456386070), (4, 728193035), (5, 582554428), (10, 291277214), (20, 145638607), (809, 3600460), (1618, 1800230), (3236, 900115), (4045, 720092), (8090, 360046), (16180, 180023)]