1280410

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{293}}^1$

素因数の和:342

約数の個数: 32

約数和(自身を含む): 2540160

約数和(自身を除く): 1259750

約数列:

[1, 2, 5, 10, 19, 23, 38, 46, 95, 115, 190, 230, 293, 437, 586, 874, 1465, 2185, 2930, 4370, 5567, 6739, 11134, 13478, 27835, 33695, 55670, 67390, 128041, 256082, 640205, 1280410]

約数ペア:

[(1, 1280410), (2, 640205), (5, 256082), (10, 128041), (19, 67390), (23, 55670), (38, 33695), (46, 27835), (95, 13478), (115, 11134), (190, 6739), (230, 5567), (293, 4370), (437, 2930), (586, 2185), (874, 1465)]