278330980

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{479881}}^1$

素因数の和:479919

約数の個数: 24

約数和(自身を含む): 604651320

約数和(自身を除く): 326320340

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 479881, 959762, 1919524, 2399405, 4798810, 9597620, 13916549, 27833098, 55666196, 69582745, 139165490, 278330980]

約数ペア:

[(1, 278330980), (2, 139165490), (4, 69582745), (5, 55666196), (10, 27833098), (20, 13916549), (29, 9597620), (58, 4798810), (116, 2399405), (145, 1919524), (290, 959762), (580, 479881)]