28466760

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{33889}}^1$

素因数の和:33910

約数の個数: 64

約数和(自身を含む): 97603200

約数和(自身を除く): 69136440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 33889, 67778, 101667, 135556, 169445, 203334, 237223, 271112, 338890, 406668, 474446, 508335, 677780, 711669, 813336, 948892, 1016670, 1186115, 1355560, 1423338, 1897784, 2033340, 2372230, 2846676, 3558345, 4066680, 4744460, 5693352, 7116690, 9488920, 14233380, 28466760]

約数ペア:

[(1, 28466760), (2, 14233380), (3, 9488920), (4, 7116690), (5, 5693352), (6, 4744460), (7, 4066680), (8, 3558345), (10, 2846676), (12, 2372230), (14, 2033340), (15, 1897784), (20, 1423338), (21, 1355560), (24, 1186115), (28, 1016670), (30, 948892), (35, 813336), (40, 711669), (42, 677780), (56, 508335), (60, 474446), (70, 406668), (84, 338890), (105, 271112), (120, 237223), (140, 203334), (168, 169445), (210, 135556), (280, 101667), (420, 67778), (840, 33889)]