2119740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^3\times {\mathrm{103}}^1$

素因数の和:136

約数の個数: 96

約数和(自身を含む): 6988800

約数和(自身を除く): 4869060

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 103, 105, 140, 147, 196, 206, 210, 245, 294, 309, 343, 412, 420, 490, 515, 588, 618, 686, 721, 735, 980, 1029, 1030, 1236, 1372, 1442, 1470, 1545, 1715, 2058, 2060, 2163, 2884, 2940, 3090, 3430, 3605, 4116, 4326, 5047, 5145, 6180, 6860, 7210, 8652, 10094, 10290, 10815, 14420, 15141, 20188, 20580, 21630, 25235, 30282, 35329, 43260, 50470, 60564, 70658, 75705, 100940, 105987, 141316, 151410, 176645, 211974, 302820, 353290, 423948, 529935, 706580, 1059870, 2119740]

約数ペア:

[(1, 2119740), (2, 1059870), (3, 706580), (4, 529935), (5, 423948), (6, 353290), (7, 302820), (10, 211974), (12, 176645), (14, 151410), (15, 141316), (20, 105987), (21, 100940), (28, 75705), (30, 70658), (35, 60564), (42, 50470), (49, 43260), (60, 35329), (70, 30282), (84, 25235), (98, 21630), (103, 20580), (105, 20188), (140, 15141), (147, 14420), (196, 10815), (206, 10290), (210, 10094), (245, 8652), (294, 7210), (309, 6860), (343, 6180), (412, 5145), (420, 5047), (490, 4326), (515, 4116), (588, 3605), (618, 3430), (686, 3090), (721, 2940), (735, 2884), (980, 2163), (1029, 2060), (1030, 2058), (1236, 1715), (1372, 1545), (1442, 1470)]