2017845080

素因数分解:

$2^3\times 5^1\times {\mathrm{1861}}^1\times {\mathrm{27107}}^1$

素因数の和:28979

約数の個数: 32

約数和(自身を含む): 4542758640

約数和(自身を除く): 2524913560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1861, 3722, 7444, 9305, 14888, 18610, 27107, 37220, 54214, 74440, 108428, 135535, 216856, 271070, 542140, 1084280, 50446127, 100892254, 201784508, 252230635, 403569016, 504461270, 1008922540, 2017845080]

約数ペア:

[(1, 2017845080), (2, 1008922540), (4, 504461270), (5, 403569016), (8, 252230635), (10, 201784508), (20, 100892254), (40, 50446127), (1861, 1084280), (3722, 542140), (7444, 271070), (9305, 216856), (14888, 135535), (18610, 108428), (27107, 74440), (37220, 54214)]