40814680

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^2\times {\mathrm{607}}^1$

素因数の和:700

約数の個数: 48

約数和(自身を含む): 94282560

約数和(自身を除く): 53467880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 607, 820, 1214, 1640, 1681, 2428, 3035, 3362, 4856, 6070, 6724, 8405, 12140, 13448, 16810, 24280, 24887, 33620, 49774, 67240, 99548, 124435, 199096, 248870, 497740, 995480, 1020367, 2040734, 4081468, 5101835, 8162936, 10203670, 20407340, 40814680]

約数ペア:

[(1, 40814680), (2, 20407340), (4, 10203670), (5, 8162936), (8, 5101835), (10, 4081468), (20, 2040734), (40, 1020367), (41, 995480), (82, 497740), (164, 248870), (205, 199096), (328, 124435), (410, 99548), (607, 67240), (820, 49774), (1214, 33620), (1640, 24887), (1681, 24280), (2428, 16810), (3035, 13448), (3362, 12140), (4856, 8405), (6070, 6724)]