2648801320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{547273}}^1$

素因数の和:547306

約数の個数: 48

約数和(自身を含む): 6550869780

約数和(自身を除く): 3902068460

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 440, 484, 605, 968, 1210, 2420, 4840, 547273, 1094546, 2189092, 2736365, 4378184, 5472730, 6020003, 10945460, 12040006, 21890920, 24080012, 30100015, 48160024, 60200030, 66220033, 120400060, 132440066, 240800120, 264880132, 331100165, 529760264, 662200330, 1324400660, 2648801320]

約数ペア:

[(1, 2648801320), (2, 1324400660), (4, 662200330), (5, 529760264), (8, 331100165), (10, 264880132), (11, 240800120), (20, 132440066), (22, 120400060), (40, 66220033), (44, 60200030), (55, 48160024), (88, 30100015), (110, 24080012), (121, 21890920), (220, 12040006), (242, 10945460), (440, 6020003), (484, 5472730), (605, 4378184), (968, 2736365), (1210, 2189092), (2420, 1094546), (4840, 547273)]