3981920

素因数分解:

$2^5\times 5^1\times {\mathrm{41}}^1\times {\mathrm{607}}^1$

素因数の和:663

約数の個数: 48

約数和(自身を含む): 9652608

約数和(自身を除く): 5670688

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 80, 82, 160, 164, 205, 328, 410, 607, 656, 820, 1214, 1312, 1640, 2428, 3035, 3280, 4856, 6070, 6560, 9712, 12140, 19424, 24280, 24887, 48560, 49774, 97120, 99548, 124435, 199096, 248870, 398192, 497740, 796384, 995480, 1990960, 3981920]

約数ペア:

[(1, 3981920), (2, 1990960), (4, 995480), (5, 796384), (8, 497740), (10, 398192), (16, 248870), (20, 199096), (32, 124435), (40, 99548), (41, 97120), (80, 49774), (82, 48560), (160, 24887), (164, 24280), (205, 19424), (328, 12140), (410, 9712), (607, 6560), (656, 6070), (820, 4856), (1214, 3280), (1312, 3035), (1640, 2428)]