28078090

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{96821}}^1$

素因数の和:96857

約数の個数: 16

約数和(自身を含む): 52283880

約数和(自身を除く): 24205790

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 96821, 193642, 484105, 968210, 2807809, 5615618, 14039045, 28078090]

約数ペア:

[(1, 28078090), (2, 14039045), (5, 5615618), (10, 2807809), (29, 968210), (58, 484105), (145, 193642), (290, 96821)]