20049271220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{3142519}}^1$

素因数の和:3142568

約数の個数: 48

約数和(自身を含む): 47514902400

約数和(自身を除く): 27465631180

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 44, 55, 58, 110, 116, 145, 220, 290, 319, 580, 638, 1276, 1595, 3190, 6380, 3142519, 6285038, 12570076, 15712595, 31425190, 34567709, 62850380, 69135418, 91133051, 138270836, 172838545, 182266102, 345677090, 364532204, 455665255, 691354180, 911330510, 1002463561, 1822661020, 2004927122, 4009854244, 5012317805, 10024635610, 20049271220]

約数ペア:

[(1, 20049271220), (2, 10024635610), (4, 5012317805), (5, 4009854244), (10, 2004927122), (11, 1822661020), (20, 1002463561), (22, 911330510), (29, 691354180), (44, 455665255), (55, 364532204), (58, 345677090), (110, 182266102), (116, 172838545), (145, 138270836), (220, 91133051), (290, 69135418), (319, 62850380), (580, 34567709), (638, 31425190), (1276, 15712595), (1595, 12570076), (3190, 6285038), (6380, 3142519)]