40555760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{72421}}^1$

素因数の和:72441

約数の個数: 40

約数和(自身を含む): 107763936

約数和(自身を除く): 67208176

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 72421, 144842, 289684, 362105, 506947, 579368, 724210, 1013894, 1158736, 1448420, 2027788, 2534735, 2896840, 4055576, 5069470, 5793680, 8111152, 10138940, 20277880, 40555760]

約数ペア:

[(1, 40555760), (2, 20277880), (4, 10138940), (5, 8111152), (7, 5793680), (8, 5069470), (10, 4055576), (14, 2896840), (16, 2534735), (20, 2027788), (28, 1448420), (35, 1158736), (40, 1013894), (56, 724210), (70, 579368), (80, 506947), (112, 362105), (140, 289684), (280, 144842), (560, 72421)]