3639980

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{193}}^1$

素因数の和:266

約数の個数: 48

約数和(自身を含む): 8213184

約数和(自身を除く): 4573204

約数列:

[1, 2, 4, 5, 10, 20, 23, 41, 46, 82, 92, 115, 164, 193, 205, 230, 386, 410, 460, 772, 820, 943, 965, 1886, 1930, 3772, 3860, 4439, 4715, 7913, 8878, 9430, 15826, 17756, 18860, 22195, 31652, 39565, 44390, 79130, 88780, 158260, 181999, 363998, 727996, 909995, 1819990, 3639980]

約数ペア:

[(1, 3639980), (2, 1819990), (4, 909995), (5, 727996), (10, 363998), (20, 181999), (23, 158260), (41, 88780), (46, 79130), (82, 44390), (92, 39565), (115, 31652), (164, 22195), (193, 18860), (205, 17756), (230, 15826), (386, 9430), (410, 8878), (460, 7913), (772, 4715), (820, 4439), (943, 3860), (965, 3772), (1886, 1930)]