71392720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{127487}}^1$

素因数の和:127507

約数の個数: 40

約数和(自身を含む): 189702144

約数和(自身を除く): 118309424

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 127487, 254974, 509948, 637435, 892409, 1019896, 1274870, 1784818, 2039792, 2549740, 3569636, 4462045, 5099480, 7139272, 8924090, 10198960, 14278544, 17848180, 35696360, 71392720]

約数ペア:

[(1, 71392720), (2, 35696360), (4, 17848180), (5, 14278544), (7, 10198960), (8, 8924090), (10, 7139272), (14, 5099480), (16, 4462045), (20, 3569636), (28, 2549740), (35, 2039792), (40, 1784818), (56, 1274870), (70, 1019896), (80, 892409), (112, 637435), (140, 509948), (280, 254974), (560, 127487)]