13801980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{12107}}^1$

素因数の和:12138

約数の個数: 48

約数和(自身を含む): 40682880

約数和(自身を除く): 26880900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 12107, 24214, 36321, 48428, 60535, 72642, 121070, 145284, 181605, 230033, 242140, 363210, 460066, 690099, 726420, 920132, 1150165, 1380198, 2300330, 2760396, 3450495, 4600660, 6900990, 13801980]

約数ペア:

[(1, 13801980), (2, 6900990), (3, 4600660), (4, 3450495), (5, 2760396), (6, 2300330), (10, 1380198), (12, 1150165), (15, 920132), (19, 726420), (20, 690099), (30, 460066), (38, 363210), (57, 242140), (60, 230033), (76, 181605), (95, 145284), (114, 121070), (190, 72642), (228, 60535), (285, 48428), (380, 36321), (570, 24214), (1140, 12107)]