3888380

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1$

素因数の和:218

約数の個数: 48

約数和(自身を含む): 8709120

約数和(自身を除く): 4820740

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 79, 92, 107, 115, 158, 214, 230, 316, 395, 428, 460, 535, 790, 1070, 1580, 1817, 2140, 2461, 3634, 4922, 7268, 8453, 9085, 9844, 12305, 16906, 18170, 24610, 33812, 36340, 42265, 49220, 84530, 169060, 194419, 388838, 777676, 972095, 1944190, 3888380]

約数ペア:

[(1, 3888380), (2, 1944190), (4, 972095), (5, 777676), (10, 388838), (20, 194419), (23, 169060), (46, 84530), (79, 49220), (92, 42265), (107, 36340), (115, 33812), (158, 24610), (214, 18170), (230, 16906), (316, 12305), (395, 9844), (428, 9085), (460, 8453), (535, 7268), (790, 4922), (1070, 3634), (1580, 2461), (1817, 2140)]