921158138540

素因数分解:

$2^2\times 5^1\times {\mathrm{241}}^1\times {\mathrm{1987}}^1\times {\mathrm{96181}}^1$

素因数の和:98418

約数の個数: 48

約数和(自身を含む): 1943456569824

約数和(自身を除く): 1022298431284

約数列:

[1, 2, 4, 5, 10, 20, 241, 482, 964, 1205, 1987, 2410, 3974, 4820, 7948, 9935, 19870, 39740, 96181, 192362, 384724, 478867, 480905, 957734, 961810, 1915468, 1923620, 2394335, 4788670, 9577340, 23179621, 46359242, 92718484, 115898105, 191111647, 231796210, 382223294, 463592420, 764446588, 955558235, 1911116470, 3822232940, 46057906927, 92115813854, 184231627708, 230289534635, 460579069270, 921158138540]

約数ペア:

[(1, 921158138540), (2, 460579069270), (4, 230289534635), (5, 184231627708), (10, 92115813854), (20, 46057906927), (241, 3822232940), (482, 1911116470), (964, 955558235), (1205, 764446588), (1987, 463592420), (2410, 382223294), (3974, 231796210), (4820, 191111647), (7948, 115898105), (9935, 92718484), (19870, 46359242), (39740, 23179621), (96181, 9577340), (192362, 4788670), (384724, 2394335), (478867, 1923620), (480905, 1915468), (957734, 961810)]