6742640

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{947}}^1$

素因数の和:1049

約数の個数: 40

約数和(自身を含む): 15869520

約数和(自身を除く): 9126880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 178, 356, 445, 712, 890, 947, 1424, 1780, 1894, 3560, 3788, 4735, 7120, 7576, 9470, 15152, 18940, 37880, 75760, 84283, 168566, 337132, 421415, 674264, 842830, 1348528, 1685660, 3371320, 6742640]

約数ペア:

[(1, 6742640), (2, 3371320), (4, 1685660), (5, 1348528), (8, 842830), (10, 674264), (16, 421415), (20, 337132), (40, 168566), (80, 84283), (89, 75760), (178, 37880), (356, 18940), (445, 15152), (712, 9470), (890, 7576), (947, 7120), (1424, 4735), (1780, 3788), (1894, 3560)]