8751620

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{191}}^1$

素因数の和:308

約数の個数: 48

約数和(自身を含む): 19353600

約数和(自身を除く): 10601980

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 79, 116, 145, 158, 191, 290, 316, 382, 395, 580, 764, 790, 955, 1580, 1910, 2291, 3820, 4582, 5539, 9164, 11078, 11455, 15089, 22156, 22910, 27695, 30178, 45820, 55390, 60356, 75445, 110780, 150890, 301780, 437581, 875162, 1750324, 2187905, 4375810, 8751620]

約数ペア:

[(1, 8751620), (2, 4375810), (4, 2187905), (5, 1750324), (10, 875162), (20, 437581), (29, 301780), (58, 150890), (79, 110780), (116, 75445), (145, 60356), (158, 55390), (191, 45820), (290, 30178), (316, 27695), (382, 22910), (395, 22156), (580, 15089), (764, 11455), (790, 11078), (955, 9164), (1580, 5539), (1910, 4582), (2291, 3820)]