39914920

素因数分解:

$2^3\times 5^1\times {\mathrm{367}}^1\times {\mathrm{2719}}^1$

素因数の和:3097

約数の個数: 32

約数和(自身を含む): 90086400

約数和(自身を除く): 50171480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 367, 734, 1468, 1835, 2719, 2936, 3670, 5438, 7340, 10876, 13595, 14680, 21752, 27190, 54380, 108760, 997873, 1995746, 3991492, 4989365, 7982984, 9978730, 19957460, 39914920]

約数ペア:

[(1, 39914920), (2, 19957460), (4, 9978730), (5, 7982984), (8, 4989365), (10, 3991492), (20, 1995746), (40, 997873), (367, 108760), (734, 54380), (1468, 27190), (1835, 21752), (2719, 14680), (2936, 13595), (3670, 10876), (5438, 7340)]