3945320

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{1861}}^1$

素因数の和:1925

約数の個数: 32

約数和(自身を含む): 9049320

約数和(自身を除く): 5104000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 1861, 2120, 3722, 7444, 9305, 14888, 18610, 37220, 74440, 98633, 197266, 394532, 493165, 789064, 986330, 1972660, 3945320]

約数ペア:

[(1, 3945320), (2, 1972660), (4, 986330), (5, 789064), (8, 493165), (10, 394532), (20, 197266), (40, 98633), (53, 74440), (106, 37220), (212, 18610), (265, 14888), (424, 9305), (530, 7444), (1060, 3722), (1861, 2120)]