30308020

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{1607}}^1$

素因数の和:1680

約数の個数: 48

約数和(自身を含む): 68076288

約数和(自身を除く): 37768268

約数列:

[1, 2, 4, 5, 10, 20, 23, 41, 46, 82, 92, 115, 164, 205, 230, 410, 460, 820, 943, 1607, 1886, 3214, 3772, 4715, 6428, 8035, 9430, 16070, 18860, 32140, 36961, 65887, 73922, 131774, 147844, 184805, 263548, 329435, 369610, 658870, 739220, 1317740, 1515401, 3030802, 6061604, 7577005, 15154010, 30308020]

約数ペア:

[(1, 30308020), (2, 15154010), (4, 7577005), (5, 6061604), (10, 3030802), (20, 1515401), (23, 1317740), (41, 739220), (46, 658870), (82, 369610), (92, 329435), (115, 263548), (164, 184805), (205, 147844), (230, 131774), (410, 73922), (460, 65887), (820, 36961), (943, 32140), (1607, 18860), (1886, 16070), (3214, 9430), (3772, 8035), (4715, 6428)]