20403420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{340057}}^1$

素因数の和:340069

約数の個数: 24

約数和(自身を含む): 57129744

約数和(自身を除く): 36726324

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 340057, 680114, 1020171, 1360228, 1700285, 2040342, 3400570, 4080684, 5100855, 6801140, 10201710, 20403420]

約数ペア:

[(1, 20403420), (2, 10201710), (3, 6801140), (4, 5100855), (5, 4080684), (6, 3400570), (10, 2040342), (12, 1700285), (15, 1360228), (20, 1020171), (30, 680114), (60, 340057)]