4052680

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1427}}^1$

素因数の和:1509

約数の個数: 32

約数和(自身を含む): 9253440

約数和(自身を除く): 5200760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 1427, 2840, 2854, 5708, 7135, 11416, 14270, 28540, 57080, 101317, 202634, 405268, 506585, 810536, 1013170, 2026340, 4052680]

約数ペア:

[(1, 4052680), (2, 2026340), (4, 1013170), (5, 810536), (8, 506585), (10, 405268), (20, 202634), (40, 101317), (71, 57080), (142, 28540), (284, 14270), (355, 11416), (568, 7135), (710, 5708), (1420, 2854), (1427, 2840)]