18590110

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{3449}}^1$

素因数の和:3481

約数の個数: 48

約数和(自身を含む): 42476400

約数和(自身を除く): 23886290

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 49, 55, 70, 77, 98, 110, 154, 245, 385, 490, 539, 770, 1078, 2695, 3449, 5390, 6898, 17245, 24143, 34490, 37939, 48286, 75878, 120715, 169001, 189695, 241430, 265573, 338002, 379390, 531146, 845005, 1327865, 1690010, 1859011, 2655730, 3718022, 9295055, 18590110]

約数ペア:

[(1, 18590110), (2, 9295055), (5, 3718022), (7, 2655730), (10, 1859011), (11, 1690010), (14, 1327865), (22, 845005), (35, 531146), (49, 379390), (55, 338002), (70, 265573), (77, 241430), (98, 189695), (110, 169001), (154, 120715), (245, 75878), (385, 48286), (490, 37939), (539, 34490), (770, 24143), (1078, 17245), (2695, 6898), (3449, 5390)]