13477840

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{8867}}^1$

素因数の和:8899

約数の個数: 40

約数和(自身を含む): 32988960

約数和(自身を除く): 19511120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 8867, 17734, 35468, 44335, 70936, 88670, 141872, 168473, 177340, 336946, 354680, 673892, 709360, 842365, 1347784, 1684730, 2695568, 3369460, 6738920, 13477840]

約数ペア:

[(1, 13477840), (2, 6738920), (4, 3369460), (5, 2695568), (8, 1684730), (10, 1347784), (16, 842365), (19, 709360), (20, 673892), (38, 354680), (40, 336946), (76, 177340), (80, 168473), (95, 141872), (152, 88670), (190, 70936), (304, 44335), (380, 35468), (760, 17734), (1520, 8867)]