188699420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{103681}}^1$

素因数の和:103710

約数の個数: 48

約数和(自身を含む): 487720128

約数和(自身を除く): 299020708

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, 103681, 207362, 414724, 518405, 725767, 1036810, 1347853, 1451534, 2073620, 2695706, 2903068, 3628835, 5391412, 6739265, 7257670, 9434971, 13478530, 14515340, 18869942, 26957060, 37739884, 47174855, 94349710, 188699420]

約数ペア:

[(1, 188699420), (2, 94349710), (4, 47174855), (5, 37739884), (7, 26957060), (10, 18869942), (13, 14515340), (14, 13478530), (20, 9434971), (26, 7257670), (28, 6739265), (35, 5391412), (52, 3628835), (65, 2903068), (70, 2695706), (91, 2073620), (130, 1451534), (140, 1347853), (182, 1036810), (260, 725767), (364, 518405), (455, 414724), (910, 207362), (1820, 103681)]