12641440

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11287}}^1$

素因数の和:11309

約数の個数: 48

約数和(自身を含む): 34134912

約数和(自身を除く): 21493472

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 11287, 22574, 45148, 56435, 79009, 90296, 112870, 158018, 180592, 225740, 316036, 361184, 395045, 451480, 632072, 790090, 902960, 1264144, 1580180, 1805920, 2528288, 3160360, 6320720, 12641440]

約数ペア:

[(1, 12641440), (2, 6320720), (4, 3160360), (5, 2528288), (7, 1805920), (8, 1580180), (10, 1264144), (14, 902960), (16, 790090), (20, 632072), (28, 451480), (32, 395045), (35, 361184), (40, 316036), (56, 225740), (70, 180592), (80, 158018), (112, 112870), (140, 90296), (160, 79009), (224, 56435), (280, 45148), (560, 22574), (1120, 11287)]