140606420

素因数分解:

$2^2\times 5^1\times {\mathrm{1933}}^1\times {\mathrm{3637}}^1$

素因数の和:5579

約数の個数: 24

約数和(自身を含む): 295507464

約数和(自身を除く): 154901044

約数列:

[1, 2, 4, 5, 10, 20, 1933, 3637, 3866, 7274, 7732, 9665, 14548, 18185, 19330, 36370, 38660, 72740, 7030321, 14060642, 28121284, 35151605, 70303210, 140606420]

約数ペア:

[(1, 140606420), (2, 70303210), (4, 35151605), (5, 28121284), (10, 14060642), (20, 7030321), (1933, 72740), (3637, 38660), (3866, 36370), (7274, 19330), (7732, 18185), (9665, 14548)]