31180210

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{10789}}^1$

素因数の和:10830

約数の個数: 24

約数和(自身を含む): 59625540

約数和(自身を除く): 28445330

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 289, 578, 1445, 2890, 10789, 21578, 53945, 107890, 183413, 366826, 917065, 1834130, 3118021, 6236042, 15590105, 31180210]

約数ペア:

[(1, 31180210), (2, 15590105), (5, 6236042), (10, 3118021), (17, 1834130), (34, 917065), (85, 366826), (170, 183413), (289, 107890), (578, 53945), (1445, 21578), (2890, 10789)]