2201080

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{1123}}^1$

素因数の和:1148

約数の個数: 48

約数和(自身を含む): 5766120

約数和(自身を除く): 3565040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1123, 1960, 2246, 4492, 5615, 7861, 8984, 11230, 15722, 22460, 31444, 39305, 44920, 55027, 62888, 78610, 110054, 157220, 220108, 275135, 314440, 440216, 550270, 1100540, 2201080]

約数ペア:

[(1, 2201080), (2, 1100540), (4, 550270), (5, 440216), (7, 314440), (8, 275135), (10, 220108), (14, 157220), (20, 110054), (28, 78610), (35, 62888), (40, 55027), (49, 44920), (56, 39305), (70, 31444), (98, 22460), (140, 15722), (196, 11230), (245, 8984), (280, 7861), (392, 5615), (490, 4492), (980, 2246), (1123, 1960)]