9978760

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{22679}}^1$

素因数の和:22701

約数の個数: 32

約数和(自身を含む): 24494400

約数和(自身を除く): 14515640

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 22679, 45358, 90716, 113395, 181432, 226790, 249469, 453580, 498938, 907160, 997876, 1247345, 1995752, 2494690, 4989380, 9978760]

約数ペア:

[(1, 9978760), (2, 4989380), (4, 2494690), (5, 1995752), (8, 1247345), (10, 997876), (11, 907160), (20, 498938), (22, 453580), (40, 249469), (44, 226790), (55, 181432), (88, 113395), (110, 90716), (220, 45358), (440, 22679)]