38243660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{21013}}^1$

素因数の和:21042

約数の個数: 48

約数和(自身を含む): 98849856

約数和(自身を除く): 60606196

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, 21013, 42026, 84052, 105065, 147091, 210130, 273169, 294182, 420260, 546338, 588364, 735455, 1092676, 1365845, 1470910, 1912183, 2731690, 2941820, 3824366, 5463380, 7648732, 9560915, 19121830, 38243660]

約数ペア:

[(1, 38243660), (2, 19121830), (4, 9560915), (5, 7648732), (7, 5463380), (10, 3824366), (13, 2941820), (14, 2731690), (20, 1912183), (26, 1470910), (28, 1365845), (35, 1092676), (52, 735455), (65, 588364), (70, 546338), (91, 420260), (130, 294182), (140, 273169), (182, 210130), (260, 147091), (364, 105065), (455, 84052), (910, 42026), (1820, 21013)]