40838000

素因数分解:

$2^4\times 5^3\times 7^1\times {\mathrm{2917}}^1$

素因数の和:2947

約数の個数: 80

約数和(自身を含む): 112891584

約数和(自身を除く): 72053584

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 80, 100, 112, 125, 140, 175, 200, 250, 280, 350, 400, 500, 560, 700, 875, 1000, 1400, 1750, 2000, 2800, 2917, 3500, 5834, 7000, 11668, 14000, 14585, 20419, 23336, 29170, 40838, 46672, 58340, 72925, 81676, 102095, 116680, 145850, 163352, 204190, 233360, 291700, 326704, 364625, 408380, 510475, 583400, 729250, 816760, 1020950, 1166800, 1458500, 1633520, 2041900, 2552375, 2917000, 4083800, 5104750, 5834000, 8167600, 10209500, 20419000, 40838000]

約数ペア:

[(1, 40838000), (2, 20419000), (4, 10209500), (5, 8167600), (7, 5834000), (8, 5104750), (10, 4083800), (14, 2917000), (16, 2552375), (20, 2041900), (25, 1633520), (28, 1458500), (35, 1166800), (40, 1020950), (50, 816760), (56, 729250), (70, 583400), (80, 510475), (100, 408380), (112, 364625), (125, 326704), (140, 291700), (175, 233360), (200, 204190), (250, 163352), (280, 145850), (350, 116680), (400, 102095), (500, 81676), (560, 72925), (700, 58340), (875, 46672), (1000, 40838), (1400, 29170), (1750, 23336), (2000, 20419), (2800, 14585), (2917, 14000), (3500, 11668), (5834, 7000)]