4041490

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{239}}^1$

素因数の和:354

約数の個数: 32

約数和(自身を含む): 7776000

約数和(自身を除く): 3734510

約数列:

[1, 2, 5, 10, 19, 38, 89, 95, 178, 190, 239, 445, 478, 890, 1195, 1691, 2390, 3382, 4541, 8455, 9082, 16910, 21271, 22705, 42542, 45410, 106355, 212710, 404149, 808298, 2020745, 4041490]

約数ペア:

[(1, 4041490), (2, 2020745), (5, 808298), (10, 404149), (19, 212710), (38, 106355), (89, 45410), (95, 42542), (178, 22705), (190, 21271), (239, 16910), (445, 9082), (478, 8455), (890, 4541), (1195, 3382), (1691, 2390)]