40426400

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{7219}}^1$

素因数の和:7246

約数の個数: 72

約数和(自身を含む): 112805280

約数和(自身を除く): 72378880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 70, 80, 100, 112, 140, 160, 175, 200, 224, 280, 350, 400, 560, 700, 800, 1120, 1400, 2800, 5600, 7219, 14438, 28876, 36095, 50533, 57752, 72190, 101066, 115504, 144380, 180475, 202132, 231008, 252665, 288760, 360950, 404264, 505330, 577520, 721900, 808528, 1010660, 1155040, 1263325, 1443800, 1617056, 2021320, 2526650, 2887600, 4042640, 5053300, 5775200, 8085280, 10106600, 20213200, 40426400]

約数ペア:

[(1, 40426400), (2, 20213200), (4, 10106600), (5, 8085280), (7, 5775200), (8, 5053300), (10, 4042640), (14, 2887600), (16, 2526650), (20, 2021320), (25, 1617056), (28, 1443800), (32, 1263325), (35, 1155040), (40, 1010660), (50, 808528), (56, 721900), (70, 577520), (80, 505330), (100, 404264), (112, 360950), (140, 288760), (160, 252665), (175, 231008), (200, 202132), (224, 180475), (280, 144380), (350, 115504), (400, 101066), (560, 72190), (700, 57752), (800, 50533), (1120, 36095), (1400, 28876), (2800, 14438), (5600, 7219)]