1276040

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1$

素因数の和:126

約数の個数: 64

約数和(自身を含む): 3196800

約数和(自身を除く): 1920760

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 23, 38, 40, 46, 73, 76, 92, 95, 115, 146, 152, 184, 190, 230, 292, 365, 380, 437, 460, 584, 730, 760, 874, 920, 1387, 1460, 1679, 1748, 2185, 2774, 2920, 3358, 3496, 4370, 5548, 6716, 6935, 8395, 8740, 11096, 13432, 13870, 16790, 17480, 27740, 31901, 33580, 55480, 63802, 67160, 127604, 159505, 255208, 319010, 638020, 1276040]

約数ペア:

[(1, 1276040), (2, 638020), (4, 319010), (5, 255208), (8, 159505), (10, 127604), (19, 67160), (20, 63802), (23, 55480), (38, 33580), (40, 31901), (46, 27740), (73, 17480), (76, 16790), (92, 13870), (95, 13432), (115, 11096), (146, 8740), (152, 8395), (184, 6935), (190, 6716), (230, 5548), (292, 4370), (365, 3496), (380, 3358), (437, 2920), (460, 2774), (584, 2185), (730, 1748), (760, 1679), (874, 1460), (920, 1387)]