82740020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{22123}}^1$

素因数の和:22160

約数の個数: 48

約数和(自身を含む): 200708928

約数和(自身を除く): 117968908

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 170, 187, 220, 340, 374, 748, 935, 1870, 3740, 22123, 44246, 88492, 110615, 221230, 243353, 376091, 442460, 486706, 752182, 973412, 1216765, 1504364, 1880455, 2433530, 3760910, 4137001, 4867060, 7521820, 8274002, 16548004, 20685005, 41370010, 82740020]

約数ペア:

[(1, 82740020), (2, 41370010), (4, 20685005), (5, 16548004), (10, 8274002), (11, 7521820), (17, 4867060), (20, 4137001), (22, 3760910), (34, 2433530), (44, 1880455), (55, 1504364), (68, 1216765), (85, 973412), (110, 752182), (170, 486706), (187, 442460), (220, 376091), (340, 243353), (374, 221230), (748, 110615), (935, 88492), (1870, 44246), (3740, 22123)]