2018567440

素因数分解:

$2^4\times 5^1\times {\mathrm{25232093}}^1$

素因数の和:25232106

約数の個数: 20

約数和(自身を含む): 4693169484

約数和(自身を除く): 2674602044

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 25232093, 50464186, 100928372, 126160465, 201856744, 252320930, 403713488, 504641860, 1009283720, 2018567440]

約数ペア:

[(1, 2018567440), (2, 1009283720), (4, 504641860), (5, 403713488), (8, 252320930), (10, 201856744), (16, 126160465), (20, 100928372), (40, 50464186), (80, 25232093)]