8926580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{139}}^1$

素因数の和:193

約数の個数: 72

約数和(自身を含む): 21520800

約数和(自身を除く): 12594220

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 139, 169, 190, 247, 260, 278, 338, 380, 494, 556, 676, 695, 845, 988, 1235, 1390, 1690, 1807, 2470, 2641, 2780, 3211, 3380, 3614, 4940, 5282, 6422, 7228, 9035, 10564, 12844, 13205, 16055, 18070, 23491, 26410, 32110, 34333, 36140, 46982, 52820, 64220, 68666, 93964, 117455, 137332, 171665, 234910, 343330, 446329, 469820, 686660, 892658, 1785316, 2231645, 4463290, 8926580]

約数ペア:

[(1, 8926580), (2, 4463290), (4, 2231645), (5, 1785316), (10, 892658), (13, 686660), (19, 469820), (20, 446329), (26, 343330), (38, 234910), (52, 171665), (65, 137332), (76, 117455), (95, 93964), (130, 68666), (139, 64220), (169, 52820), (190, 46982), (247, 36140), (260, 34333), (278, 32110), (338, 26410), (380, 23491), (494, 18070), (556, 16055), (676, 13205), (695, 12844), (845, 10564), (988, 9035), (1235, 7228), (1390, 6422), (1690, 5282), (1807, 4940), (2470, 3614), (2641, 3380), (2780, 3211)]