824401820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{15679}}^1$

素因数の和:15938

約数の個数: 48

約数和(自身を含む): 1896652800

約数和(自身を除く): 1072250980

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 239, 478, 956, 1195, 2390, 2629, 4780, 5258, 10516, 13145, 15679, 26290, 31358, 52580, 62716, 78395, 156790, 172469, 313580, 344938, 689876, 862345, 1724690, 3449380, 3747281, 7494562, 14989124, 18736405, 37472810, 41220091, 74945620, 82440182, 164880364, 206100455, 412200910, 824401820]

約数ペア:

[(1, 824401820), (2, 412200910), (4, 206100455), (5, 164880364), (10, 82440182), (11, 74945620), (20, 41220091), (22, 37472810), (44, 18736405), (55, 14989124), (110, 7494562), (220, 3747281), (239, 3449380), (478, 1724690), (956, 862345), (1195, 689876), (2390, 344938), (2629, 313580), (4780, 172469), (5258, 156790), (10516, 78395), (13145, 62716), (15679, 52580), (26290, 31358)]