28698380

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{84407}}^1$

素因数の和:84433

約数の個数: 24

約数和(自身を含む): 63812448

約数和(自身を除く): 35114068

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 84407, 168814, 337628, 422035, 844070, 1434919, 1688140, 2869838, 5739676, 7174595, 14349190, 28698380]

約数ペア:

[(1, 28698380), (2, 14349190), (4, 7174595), (5, 5739676), (10, 2869838), (17, 1688140), (20, 1434919), (34, 844070), (68, 422035), (85, 337628), (170, 168814), (340, 84407)]