11500280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{443}}^1$

素因数の和:524

約数の個数: 64

約数和(自身を含む): 28771200

約数和(自身を除く): 17270920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 59, 88, 110, 118, 220, 236, 295, 440, 443, 472, 590, 649, 886, 1180, 1298, 1772, 2215, 2360, 2596, 3245, 3544, 4430, 4873, 5192, 6490, 8860, 9746, 12980, 17720, 19492, 24365, 25960, 26137, 38984, 48730, 52274, 97460, 104548, 130685, 194920, 209096, 261370, 287507, 522740, 575014, 1045480, 1150028, 1437535, 2300056, 2875070, 5750140, 11500280]

約数ペア:

[(1, 11500280), (2, 5750140), (4, 2875070), (5, 2300056), (8, 1437535), (10, 1150028), (11, 1045480), (20, 575014), (22, 522740), (40, 287507), (44, 261370), (55, 209096), (59, 194920), (88, 130685), (110, 104548), (118, 97460), (220, 52274), (236, 48730), (295, 38984), (440, 26137), (443, 25960), (472, 24365), (590, 19492), (649, 17720), (886, 12980), (1180, 9746), (1298, 8860), (1772, 6490), (2215, 5192), (2360, 4873), (2596, 4430), (3245, 3544)]