39675020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{25763}}^1$

素因数の和:25790

約数の個数: 48

約数和(自身を含む): 103880448

約数和(自身を除く): 64205428

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 25763, 51526, 103052, 128815, 180341, 257630, 283393, 360682, 515260, 566786, 721364, 901705, 1133572, 1416965, 1803410, 1983751, 2833930, 3606820, 3967502, 5667860, 7935004, 9918755, 19837510, 39675020]

約数ペア:

[(1, 39675020), (2, 19837510), (4, 9918755), (5, 7935004), (7, 5667860), (10, 3967502), (11, 3606820), (14, 2833930), (20, 1983751), (22, 1803410), (28, 1416965), (35, 1133572), (44, 901705), (55, 721364), (70, 566786), (77, 515260), (110, 360682), (140, 283393), (154, 257630), (220, 180341), (308, 128815), (385, 103052), (770, 51526), (1540, 25763)]