30816760

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59263}}^1$

素因数の和:59287

約数の個数: 32

約数和(自身を含む): 74672640

約数和(自身を除く): 43855880

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 59263, 118526, 237052, 296315, 474104, 592630, 770419, 1185260, 1540838, 2370520, 3081676, 3852095, 6163352, 7704190, 15408380, 30816760]

約数ペア:

[(1, 30816760), (2, 15408380), (4, 7704190), (5, 6163352), (8, 3852095), (10, 3081676), (13, 2370520), (20, 1540838), (26, 1185260), (40, 770419), (52, 592630), (65, 474104), (104, 296315), (130, 237052), (260, 118526), (520, 59263)]