4515320

素因数分解:

$2^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{719}}^1$

素因数の和:887

約数の個数: 32

約数和(自身を含む): 10238400

約数和(自身を除く): 5723080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 157, 314, 628, 719, 785, 1256, 1438, 1570, 2876, 3140, 3595, 5752, 6280, 7190, 14380, 28760, 112883, 225766, 451532, 564415, 903064, 1128830, 2257660, 4515320]

約数ペア:

[(1, 4515320), (2, 2257660), (4, 1128830), (5, 903064), (8, 564415), (10, 451532), (20, 225766), (40, 112883), (157, 28760), (314, 14380), (628, 7190), (719, 6280), (785, 5752), (1256, 3595), (1438, 3140), (1570, 2876)]