71380240

素因数分解:

$2^4\times 5^1\times {\mathrm{892253}}^1$

素因数の和:892266

約数の個数: 20

約数和(自身を含む): 165959244

約数和(自身を除く): 94579004

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 892253, 1784506, 3569012, 4461265, 7138024, 8922530, 14276048, 17845060, 35690120, 71380240]

約数ペア:

[(1, 71380240), (2, 35690120), (4, 17845060), (5, 14276048), (8, 8922530), (10, 7138024), (16, 4461265), (20, 3569012), (40, 1784506), (80, 892253)]