39750620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{21841}}^1$

素因数の和:21870

約数の個数: 48

約数和(自身を含む): 102744768

約数和(自身を除く): 62994148

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 21841, 43682, 87364, 109205, 152887, 218410, 283933, 305774, 436820, 567866, 611548, 764435, 1135732, 1419665, 1528870, 1987531, 2839330, 3057740, 3975062, 5678660, 7950124, 9937655, 19875310, 39750620]

約数ペア:

[(1, 39750620), (2, 19875310), (4, 9937655), (5, 7950124), (7, 5678660), (10, 3975062), (13, 3057740), (14, 2839330), (20, 1987531), (26, 1528870), (28, 1419665), (35, 1135732), (52, 764435), (65, 611548), (70, 567866), (91, 436820), (130, 305774), (140, 283933), (182, 218410), (260, 152887), (364, 109205), (455, 87364), (910, 43682), (1820, 21841)]