1304278120

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{881269}}^1$

素因数の和:881317

約数の個数: 32

約数和(自身を含む): 3013943400

約数和(自身を除く): 1709665280

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 881269, 1762538, 3525076, 4406345, 7050152, 8812690, 17625380, 32606953, 35250760, 65213906, 130427812, 163034765, 260855624, 326069530, 652139060, 1304278120]

約数ペア:

[(1, 1304278120), (2, 652139060), (4, 326069530), (5, 260855624), (8, 163034765), (10, 130427812), (20, 65213906), (37, 35250760), (40, 32606953), (74, 17625380), (148, 8812690), (185, 7050152), (296, 4406345), (370, 3525076), (740, 1762538), (1480, 881269)]