1289744902270

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{7229}}^1\times {\mathrm{1621933}}^1$

素因数の和:1629180

約数の個数: 32

約数和(自身を含む): 2532941889120

約数和(自身を除く): 1243196986850

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 7229, 14458, 36145, 72290, 79519, 159038, 397595, 795190, 1621933, 3243866, 8109665, 16219330, 17841263, 35682526, 89206315, 178412630, 11724953657, 23449907314, 58624768285, 117249536570, 128974490227, 257948980454, 644872451135, 1289744902270]

約数ペア:

[(1, 1289744902270), (2, 644872451135), (5, 257948980454), (10, 128974490227), (11, 117249536570), (22, 58624768285), (55, 23449907314), (110, 11724953657), (7229, 178412630), (14458, 89206315), (36145, 35682526), (72290, 17841263), (79519, 16219330), (159038, 8109665), (397595, 3243866), (795190, 1621933)]