16959740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^2\times {\mathrm{229}}^1$

素因数の和:291

約数の個数: 72

約数和(自身を含む): 42735840

約数和(自身を除く): 25776100

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 229, 230, 322, 458, 460, 529, 644, 805, 916, 1058, 1145, 1603, 1610, 2116, 2290, 2645, 3206, 3220, 3703, 4580, 5267, 5290, 6412, 7406, 8015, 10534, 10580, 14812, 16030, 18515, 21068, 26335, 32060, 36869, 37030, 52670, 73738, 74060, 105340, 121141, 147476, 184345, 242282, 368690, 484564, 605705, 737380, 847987, 1211410, 1695974, 2422820, 3391948, 4239935, 8479870, 16959740]

約数ペア:

[(1, 16959740), (2, 8479870), (4, 4239935), (5, 3391948), (7, 2422820), (10, 1695974), (14, 1211410), (20, 847987), (23, 737380), (28, 605705), (35, 484564), (46, 368690), (70, 242282), (92, 184345), (115, 147476), (140, 121141), (161, 105340), (229, 74060), (230, 73738), (322, 52670), (458, 37030), (460, 36869), (529, 32060), (644, 26335), (805, 21068), (916, 18515), (1058, 16030), (1145, 14812), (1603, 10580), (1610, 10534), (2116, 8015), (2290, 7406), (2645, 6412), (3206, 5290), (3220, 5267), (3703, 4580)]