20158012920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{4540093}}^1$

素因数の和:4540144

約数の個数: 64

約数和(自身を含む): 62108485920

約数和(自身を除く): 41950473000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 37, 40, 60, 74, 111, 120, 148, 185, 222, 296, 370, 444, 555, 740, 888, 1110, 1480, 2220, 4440, 4540093, 9080186, 13620279, 18160372, 22700465, 27240558, 36320744, 45400930, 54481116, 68101395, 90801860, 108962232, 136202790, 167983441, 181603720, 272405580, 335966882, 503950323, 544811160, 671933764, 839917205, 1007900646, 1343867528, 1679834410, 2015801292, 2519751615, 3359668820, 4031602584, 5039503230, 6719337640, 10079006460, 20158012920]

約数ペア:

[(1, 20158012920), (2, 10079006460), (3, 6719337640), (4, 5039503230), (5, 4031602584), (6, 3359668820), (8, 2519751615), (10, 2015801292), (12, 1679834410), (15, 1343867528), (20, 1007900646), (24, 839917205), (30, 671933764), (37, 544811160), (40, 503950323), (60, 335966882), (74, 272405580), (111, 181603720), (120, 167983441), (148, 136202790), (185, 108962232), (222, 90801860), (296, 68101395), (370, 54481116), (444, 45400930), (555, 36320744), (740, 27240558), (888, 22700465), (1110, 18160372), (1480, 13620279), (2220, 9080186), (4440, 4540093)]