245557180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{65657}}^1$

素因数の和:65694

約数の個数: 48

約数和(自身を含む): 595649376

約数和(自身を除く): 350092196

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, 65657, 131314, 262628, 328285, 656570, 722227, 1116169, 1313140, 1444454, 2232338, 2888908, 3611135, 4464676, 5580845, 7222270, 11161690, 12277859, 14444540, 22323380, 24555718, 49111436, 61389295, 122778590, 245557180]

約数ペア:

[(1, 245557180), (2, 122778590), (4, 61389295), (5, 49111436), (10, 24555718), (11, 22323380), (17, 14444540), (20, 12277859), (22, 11161690), (34, 7222270), (44, 5580845), (55, 4464676), (68, 3611135), (85, 2888908), (110, 2232338), (170, 1444454), (187, 1313140), (220, 1116169), (340, 722227), (374, 656570), (748, 328285), (935, 262628), (1870, 131314), (3740, 65657)]