27234890

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{431}}^1$

素因数の和:598

約数の個数: 32

約数和(自身を含む): 50388480

約数和(自身を除く): 23153590

約数列:

[1, 2, 5, 10, 71, 89, 142, 178, 355, 431, 445, 710, 862, 890, 2155, 4310, 6319, 12638, 30601, 31595, 38359, 61202, 63190, 76718, 153005, 191795, 306010, 383590, 2723489, 5446978, 13617445, 27234890]

約数ペア:

[(1, 27234890), (2, 13617445), (5, 5446978), (10, 2723489), (71, 383590), (89, 306010), (142, 191795), (178, 153005), (355, 76718), (431, 63190), (445, 61202), (710, 38359), (862, 31595), (890, 30601), (2155, 12638), (4310, 6319)]