1280454830

素因数分解:

$2^1\times 5^1\times {\mathrm{313}}^2\times {\mathrm{1307}}^1$

素因数の和:1940

約数の個数: 24

約数和(自身を含む): 2313974952

約数和(自身を除く): 1033520122

約数列:

[1, 2, 5, 10, 313, 626, 1307, 1565, 2614, 3130, 6535, 13070, 97969, 195938, 409091, 489845, 818182, 979690, 2045455, 4090910, 128045483, 256090966, 640227415, 1280454830]

約数ペア:

[(1, 1280454830), (2, 640227415), (5, 256090966), (10, 128045483), (313, 4090910), (626, 2045455), (1307, 979690), (1565, 818182), (2614, 489845), (3130, 409091), (6535, 195938), (13070, 97969)]