156939340

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{56453}}^1$

素因数の和:56601

約数の個数: 24

約数和(自身を含む): 331949520

約数和(自身を除く): 175010180

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 1390, 2780, 56453, 112906, 225812, 282265, 564530, 1129060, 7846967, 15693934, 31387868, 39234835, 78469670, 156939340]

約数ペア:

[(1, 156939340), (2, 78469670), (4, 39234835), (5, 31387868), (10, 15693934), (20, 7846967), (139, 1129060), (278, 564530), (556, 282265), (695, 225812), (1390, 112906), (2780, 56453)]