3865840

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{191}}^1$

素因数の和:238

約数の個数: 80

約数和(自身を含む): 10285056

約数和(自身を除く): 6419216

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 40, 44, 46, 55, 80, 88, 92, 110, 115, 176, 184, 191, 220, 230, 253, 368, 382, 440, 460, 506, 764, 880, 920, 955, 1012, 1265, 1528, 1840, 1910, 2024, 2101, 2530, 3056, 3820, 4048, 4202, 4393, 5060, 7640, 8404, 8786, 10120, 10505, 15280, 16808, 17572, 20240, 21010, 21965, 33616, 35144, 42020, 43930, 48323, 70288, 84040, 87860, 96646, 168080, 175720, 193292, 241615, 351440, 386584, 483230, 773168, 966460, 1932920, 3865840]

約数ペア:

[(1, 3865840), (2, 1932920), (4, 966460), (5, 773168), (8, 483230), (10, 386584), (11, 351440), (16, 241615), (20, 193292), (22, 175720), (23, 168080), (40, 96646), (44, 87860), (46, 84040), (55, 70288), (80, 48323), (88, 43930), (92, 42020), (110, 35144), (115, 33616), (176, 21965), (184, 21010), (191, 20240), (220, 17572), (230, 16808), (253, 15280), (368, 10505), (382, 10120), (440, 8786), (460, 8404), (506, 7640), (764, 5060), (880, 4393), (920, 4202), (955, 4048), (1012, 3820), (1265, 3056), (1528, 2530), (1840, 2101), (1910, 2024)]