2158760

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1861}}^1$

素因数の和:1901

約数の個数: 32

約数和(自身を含む): 5027400

約数和(自身を除く): 2868640

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 1861, 3722, 7444, 9305, 14888, 18610, 37220, 53969, 74440, 107938, 215876, 269845, 431752, 539690, 1079380, 2158760]

約数ペア:

[(1, 2158760), (2, 1079380), (4, 539690), (5, 431752), (8, 269845), (10, 215876), (20, 107938), (29, 74440), (40, 53969), (58, 37220), (116, 18610), (145, 14888), (232, 9305), (290, 7444), (580, 3722), (1160, 1861)]