56178320

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{63839}}^1$

素因数の和:63863

約数の個数: 40

約数和(自身を含む): 142490880

約数和(自身を除く): 86312560

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 63839, 127678, 255356, 319195, 510712, 638390, 702229, 1021424, 1276780, 1404458, 2553560, 2808916, 3511145, 5107120, 5617832, 7022290, 11235664, 14044580, 28089160, 56178320]

約数ペア:

[(1, 56178320), (2, 28089160), (4, 14044580), (5, 11235664), (8, 7022290), (10, 5617832), (11, 5107120), (16, 3511145), (20, 2808916), (22, 2553560), (40, 1404458), (44, 1276780), (55, 1021424), (80, 702229), (88, 638390), (110, 510712), (176, 319195), (220, 255356), (440, 127678), (880, 63839)]