201516260

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{19489}}^1$

素因数の和:19556

約数の個数: 48

約数和(自身を含む): 471502080

約数和(自身を除く): 269985820

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 47, 55, 94, 110, 188, 220, 235, 470, 517, 940, 1034, 2068, 2585, 5170, 10340, 19489, 38978, 77956, 97445, 194890, 214379, 389780, 428758, 857516, 915983, 1071895, 1831966, 2143790, 3663932, 4287580, 4579915, 9159830, 10075813, 18319660, 20151626, 40303252, 50379065, 100758130, 201516260]

約数ペア:

[(1, 201516260), (2, 100758130), (4, 50379065), (5, 40303252), (10, 20151626), (11, 18319660), (20, 10075813), (22, 9159830), (44, 4579915), (47, 4287580), (55, 3663932), (94, 2143790), (110, 1831966), (188, 1071895), (220, 915983), (235, 857516), (470, 428758), (517, 389780), (940, 214379), (1034, 194890), (2068, 97445), (2585, 77956), (5170, 38978), (10340, 19489)]