780367088

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{2566997}}^1$

素因数の和:2567024

約数の個数: 20

約数和(自身を含む): 1591538760

約数和(自身を除く): 811171672

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 2566997, 5133994, 10267988, 20535976, 41071952, 48772943, 97545886, 195091772, 390183544, 780367088]

約数ペア:

[(1, 780367088), (2, 390183544), (4, 195091772), (8, 97545886), (16, 48772943), (19, 41071952), (38, 20535976), (76, 10267988), (152, 5133994), (304, 2566997)]