16937060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{311}}^1\times {\mathrm{389}}^1$

素因数の和:716

約数の個数: 48

約数和(自身を含む): 40884480

約数和(自身を除く): 23947420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 311, 389, 622, 778, 1244, 1555, 1556, 1945, 2177, 2723, 3110, 3890, 4354, 5446, 6220, 7780, 8708, 10885, 10892, 13615, 21770, 27230, 43540, 54460, 120979, 241958, 483916, 604895, 846853, 1209790, 1693706, 2419580, 3387412, 4234265, 8468530, 16937060]

約数ペア:

[(1, 16937060), (2, 8468530), (4, 4234265), (5, 3387412), (7, 2419580), (10, 1693706), (14, 1209790), (20, 846853), (28, 604895), (35, 483916), (70, 241958), (140, 120979), (311, 54460), (389, 43540), (622, 27230), (778, 21770), (1244, 13615), (1555, 10892), (1556, 10885), (1945, 8708), (2177, 7780), (2723, 6220), (3110, 5446), (3890, 4354)]