142735480

素因数分解:

$2^3\times 5^1\times {\mathrm{911}}^1\times {\mathrm{3917}}^1$

素因数の和:4839

約数の個数: 32

約数和(自身を含む): 321589440

約数和(自身を除く): 178853960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 911, 1822, 3644, 3917, 4555, 7288, 7834, 9110, 15668, 18220, 19585, 31336, 36440, 39170, 78340, 156680, 3568387, 7136774, 14273548, 17841935, 28547096, 35683870, 71367740, 142735480]

約数ペア:

[(1, 142735480), (2, 71367740), (4, 35683870), (5, 28547096), (8, 17841935), (10, 14273548), (20, 7136774), (40, 3568387), (911, 156680), (1822, 78340), (3644, 39170), (3917, 36440), (4555, 31336), (7288, 19585), (7834, 18220), (9110, 15668)]