1380990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3541}}^1$

素因数の和:3564

約数の個数: 32

約数和(自身を含む): 3570336

約数和(自身を除く): 2189346

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 3541, 7082, 10623, 17705, 21246, 35410, 46033, 53115, 92066, 106230, 138099, 230165, 276198, 460330, 690495, 1380990]

約数ペア:

[(1, 1380990), (2, 690495), (3, 460330), (5, 276198), (6, 230165), (10, 138099), (13, 106230), (15, 92066), (26, 53115), (30, 46033), (39, 35410), (65, 21246), (78, 17705), (130, 10623), (195, 7082), (390, 3541)]