28575330

素因数分解:

$2^1\times 3^1\times 5^1\times 7^3\times {\mathrm{2777}}^1$

素因数の和:2808

約数の個数: 64

約数和(自身を含む): 80006400

約数和(自身を除く): 51431070

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 147, 210, 245, 294, 343, 490, 686, 735, 1029, 1470, 1715, 2058, 2777, 3430, 5145, 5554, 8331, 10290, 13885, 16662, 19439, 27770, 38878, 41655, 58317, 83310, 97195, 116634, 136073, 194390, 272146, 291585, 408219, 583170, 680365, 816438, 952511, 1360730, 1905022, 2041095, 2857533, 4082190, 4762555, 5715066, 9525110, 14287665, 28575330]

約数ペア:

[(1, 28575330), (2, 14287665), (3, 9525110), (5, 5715066), (6, 4762555), (7, 4082190), (10, 2857533), (14, 2041095), (15, 1905022), (21, 1360730), (30, 952511), (35, 816438), (42, 680365), (49, 583170), (70, 408219), (98, 291585), (105, 272146), (147, 194390), (210, 136073), (245, 116634), (294, 97195), (343, 83310), (490, 58317), (686, 41655), (735, 38878), (1029, 27770), (1470, 19439), (1715, 16662), (2058, 13885), (2777, 10290), (3430, 8331), (5145, 5554)]