40148080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{71693}}^1$

素因数の和:71713

約数の個数: 40

約数和(自身を含む): 106680672

約数和(自身を除く): 66532592

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 71693, 143386, 286772, 358465, 501851, 573544, 716930, 1003702, 1147088, 1433860, 2007404, 2509255, 2867720, 4014808, 5018510, 5735440, 8029616, 10037020, 20074040, 40148080]

約数ペア:

[(1, 40148080), (2, 20074040), (4, 10037020), (5, 8029616), (7, 5735440), (8, 5018510), (10, 4014808), (14, 2867720), (16, 2509255), (20, 2007404), (28, 1433860), (35, 1147088), (40, 1003702), (56, 716930), (70, 573544), (80, 501851), (112, 358465), (140, 286772), (280, 143386), (560, 71693)]