13352020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{443}}^1$

素因数の和:600

約数の個数: 48

約数和(自身を含む): 30881088

約数和(自身を除く): 17529068

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 137, 220, 274, 443, 548, 685, 886, 1370, 1507, 1772, 2215, 2740, 3014, 4430, 4873, 6028, 7535, 8860, 9746, 15070, 19492, 24365, 30140, 48730, 60691, 97460, 121382, 242764, 303455, 606910, 667601, 1213820, 1335202, 2670404, 3338005, 6676010, 13352020]

約数ペア:

[(1, 13352020), (2, 6676010), (4, 3338005), (5, 2670404), (10, 1335202), (11, 1213820), (20, 667601), (22, 606910), (44, 303455), (55, 242764), (110, 121382), (137, 97460), (220, 60691), (274, 48730), (443, 30140), (548, 24365), (685, 19492), (886, 15070), (1370, 9746), (1507, 8860), (1772, 7535), (2215, 6028), (2740, 4873), (3014, 4430)]