39720884

素因数分解:

$2^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{17957}}^1$

素因数の和:18047

約数の個数: 24

約数和(自身を含む): 80451840

約数和(自身を除く): 40730956

約数列:

[1, 2, 4, 7, 14, 28, 79, 158, 316, 553, 1106, 2212, 17957, 35914, 71828, 125699, 251398, 502796, 1418603, 2837206, 5674412, 9930221, 19860442, 39720884]

約数ペア:

[(1, 39720884), (2, 19860442), (4, 9930221), (7, 5674412), (14, 2837206), (28, 1418603), (79, 502796), (158, 251398), (316, 125699), (553, 71828), (1106, 35914), (2212, 17957)]