2140694870

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1\times {\mathrm{1657}}^1$

素因数の和:1865

約数の個数: 64

約数和(自身を含む): 4151419776

約数和(自身を除く): 2010724906

約数列:

[1, 2, 5, 10, 23, 41, 46, 82, 115, 137, 205, 230, 274, 410, 685, 943, 1370, 1657, 1886, 3151, 3314, 4715, 5617, 6302, 8285, 9430, 11234, 15755, 16570, 28085, 31510, 38111, 56170, 67937, 76222, 129191, 135874, 190555, 227009, 258382, 339685, 381110, 454018, 645955, 679370, 1135045, 1291910, 1562551, 2270090, 3125102, 5221207, 7812755, 9307369, 10442414, 15625510, 18614738, 26106035, 46536845, 52212070, 93073690, 214069487, 428138974, 1070347435, 2140694870]

約数ペア:

[(1, 2140694870), (2, 1070347435), (5, 428138974), (10, 214069487), (23, 93073690), (41, 52212070), (46, 46536845), (82, 26106035), (115, 18614738), (137, 15625510), (205, 10442414), (230, 9307369), (274, 7812755), (410, 5221207), (685, 3125102), (943, 2270090), (1370, 1562551), (1657, 1291910), (1886, 1135045), (3151, 679370), (3314, 645955), (4715, 454018), (5617, 381110), (6302, 339685), (8285, 258382), (9430, 227009), (11234, 190555), (15755, 135874), (16570, 129191), (28085, 76222), (31510, 67937), (38111, 56170)]