1285476008

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{272809}}^1$

素因数の和:272865

約数の個数: 32

約数和(自身を含む): 2618976000

約数和(自身を除く): 1333499992

約数列:

[1, 2, 4, 8, 19, 31, 38, 62, 76, 124, 152, 248, 589, 1178, 2356, 4712, 272809, 545618, 1091236, 2182472, 5183371, 8457079, 10366742, 16914158, 20733484, 33828316, 41466968, 67656632, 160684501, 321369002, 642738004, 1285476008]

約数ペア:

[(1, 1285476008), (2, 642738004), (4, 321369002), (8, 160684501), (19, 67656632), (31, 41466968), (38, 33828316), (62, 20733484), (76, 16914158), (124, 10366742), (152, 8457079), (248, 5183371), (589, 2182472), (1178, 1091236), (2356, 545618), (4712, 272809)]