158935480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{361217}}^1$

素因数の和:361239

約数の個数: 32

約数和(自身を含む): 390115440

約数和(自身を除く): 231179960

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 361217, 722434, 1444868, 1806085, 2889736, 3612170, 3973387, 7224340, 7946774, 14448680, 15893548, 19866935, 31787096, 39733870, 79467740, 158935480]

約数ペア:

[(1, 158935480), (2, 79467740), (4, 39733870), (5, 31787096), (8, 19866935), (10, 15893548), (11, 14448680), (20, 7946774), (22, 7224340), (40, 3973387), (44, 3612170), (55, 2889736), (88, 1806085), (110, 1444868), (220, 722434), (440, 361217)]