187879420

素因数分解:

$2^2\times 5^1\times {\mathrm{2423}}^1\times {\mathrm{3877}}^1$

素因数の和:6309

約数の個数: 24

約数和(自身を含む): 394811424

約数和(自身を除く): 206932004

約数列:

[1, 2, 4, 5, 10, 20, 2423, 3877, 4846, 7754, 9692, 12115, 15508, 19385, 24230, 38770, 48460, 77540, 9393971, 18787942, 37575884, 46969855, 93939710, 187879420]

約数ペア:

[(1, 187879420), (2, 93939710), (4, 46969855), (5, 37575884), (10, 18787942), (20, 9393971), (2423, 77540), (3877, 48460), (4846, 38770), (7754, 24230), (9692, 19385), (12115, 15508)]