28797490

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{2777}}^1$

素因数の和:2862

約数の個数: 32

約数和(自身を含む): 55804464

約数和(自身を除く): 27006974

約数列:

[1, 2, 5, 10, 17, 34, 61, 85, 122, 170, 305, 610, 1037, 2074, 2777, 5185, 5554, 10370, 13885, 27770, 47209, 94418, 169397, 236045, 338794, 472090, 846985, 1693970, 2879749, 5759498, 14398745, 28797490]

約数ペア:

[(1, 28797490), (2, 14398745), (5, 5759498), (10, 2879749), (17, 1693970), (34, 846985), (61, 472090), (85, 338794), (122, 236045), (170, 169397), (305, 94418), (610, 47209), (1037, 27770), (2074, 13885), (2777, 10370), (5185, 5554)]