142615870

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{449}}^1\times {\mathrm{1381}}^1$

素因数の和:1860

約数の個数: 32

約数和(自身を含む): 268660800

約数和(自身を除く): 126044930

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 449, 898, 1381, 2245, 2762, 4490, 6905, 10327, 13810, 20654, 31763, 51635, 63526, 103270, 158815, 317630, 620069, 1240138, 3100345, 6200690, 14261587, 28523174, 71307935, 142615870]

約数ペア:

[(1, 142615870), (2, 71307935), (5, 28523174), (10, 14261587), (23, 6200690), (46, 3100345), (115, 1240138), (230, 620069), (449, 317630), (898, 158815), (1381, 103270), (2245, 63526), (2762, 51635), (4490, 31763), (6905, 20654), (10327, 13810)]