229643920

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{260959}}^1$

素因数の和:260983

約数の個数: 40

約数和(自身を含む): 582462720

約数和(自身を除く): 352818800

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 260959, 521918, 1043836, 1304795, 2087672, 2609590, 2870549, 4175344, 5219180, 5741098, 10438360, 11482196, 14352745, 20876720, 22964392, 28705490, 45928784, 57410980, 114821960, 229643920]

約数ペア:

[(1, 229643920), (2, 114821960), (4, 57410980), (5, 45928784), (8, 28705490), (10, 22964392), (11, 20876720), (16, 14352745), (20, 11482196), (22, 10438360), (40, 5741098), (44, 5219180), (55, 4175344), (80, 2870549), (88, 2609590), (110, 2087672), (176, 1304795), (220, 1043836), (440, 521918), (880, 260959)]