20394120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{169951}}^1$

素因数の和:169965

約数の個数: 32

約数和(自身を含む): 61182720

約数和(自身を除く): 40788600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 169951, 339902, 509853, 679804, 849755, 1019706, 1359608, 1699510, 2039412, 2549265, 3399020, 4078824, 5098530, 6798040, 10197060, 20394120]

約数ペア:

[(1, 20394120), (2, 10197060), (3, 6798040), (4, 5098530), (5, 4078824), (6, 3399020), (8, 2549265), (10, 2039412), (12, 1699510), (15, 1359608), (20, 1019706), (24, 849755), (30, 679804), (40, 509853), (60, 339902), (120, 169951)]