208051160

素因数分解:

$2^3\times 5^1\times {\mathrm{1777}}^1\times {\mathrm{2927}}^1$

素因数の和:4715

約数の個数: 32

約数和(自身を含む): 468538560

約数和(自身を除く): 260487400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1777, 2927, 3554, 5854, 7108, 8885, 11708, 14216, 14635, 17770, 23416, 29270, 35540, 58540, 71080, 117080, 5201279, 10402558, 20805116, 26006395, 41610232, 52012790, 104025580, 208051160]

約数ペア:

[(1, 208051160), (2, 104025580), (4, 52012790), (5, 41610232), (8, 26006395), (10, 20805116), (20, 10402558), (40, 5201279), (1777, 117080), (2927, 71080), (3554, 58540), (5854, 35540), (7108, 29270), (8885, 23416), (11708, 17770), (14216, 14635)]