42378760

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{13411}}^1$

素因数の和:13501

約数の個数: 32

約数和(自身を含む): 96566400

約数和(自身を除く): 54187640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 3160, 13411, 26822, 53644, 67055, 107288, 134110, 268220, 536440, 1059469, 2118938, 4237876, 5297345, 8475752, 10594690, 21189380, 42378760]

約数ペア:

[(1, 42378760), (2, 21189380), (4, 10594690), (5, 8475752), (8, 5297345), (10, 4237876), (20, 2118938), (40, 1059469), (79, 536440), (158, 268220), (316, 134110), (395, 107288), (632, 67055), (790, 53644), (1580, 26822), (3160, 13411)]