26704040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{443}}^1$

素因数の和:602

約数の個数: 64

約数和(自身を含む): 66173760

約数和(自身を除く): 39469720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 137, 220, 274, 440, 443, 548, 685, 886, 1096, 1370, 1507, 1772, 2215, 2740, 3014, 3544, 4430, 4873, 5480, 6028, 7535, 8860, 9746, 12056, 15070, 17720, 19492, 24365, 30140, 38984, 48730, 60280, 60691, 97460, 121382, 194920, 242764, 303455, 485528, 606910, 667601, 1213820, 1335202, 2427640, 2670404, 3338005, 5340808, 6676010, 13352020, 26704040]

約数ペア:

[(1, 26704040), (2, 13352020), (4, 6676010), (5, 5340808), (8, 3338005), (10, 2670404), (11, 2427640), (20, 1335202), (22, 1213820), (40, 667601), (44, 606910), (55, 485528), (88, 303455), (110, 242764), (137, 194920), (220, 121382), (274, 97460), (440, 60691), (443, 60280), (548, 48730), (685, 38984), (886, 30140), (1096, 24365), (1370, 19492), (1507, 17720), (1772, 15070), (2215, 12056), (2740, 9746), (3014, 8860), (3544, 7535), (4430, 6028), (4873, 5480)]