19203420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{320057}}^1$

素因数の和:320069

約数の個数: 24

約数和(自身を含む): 53769744

約数和(自身を除く): 34566324

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 320057, 640114, 960171, 1280228, 1600285, 1920342, 3200570, 3840684, 4800855, 6401140, 9601710, 19203420]

約数ペア:

[(1, 19203420), (2, 9601710), (3, 6401140), (4, 4800855), (5, 3840684), (6, 3200570), (10, 1920342), (12, 1600285), (15, 1280228), (20, 960171), (30, 640114), (60, 320057)]