28200270

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{134287}}^1$

素因数の和:134304

約数の個数: 32

約数和(自身を含む): 77349888

約数和(自身を除く): 49149618

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 134287, 268574, 402861, 671435, 805722, 940009, 1342870, 1880018, 2014305, 2820027, 4028610, 4700045, 5640054, 9400090, 14100135, 28200270]

約数ペア:

[(1, 28200270), (2, 14100135), (3, 9400090), (5, 5640054), (6, 4700045), (7, 4028610), (10, 2820027), (14, 2014305), (15, 1880018), (21, 1342870), (30, 940009), (35, 805722), (42, 671435), (70, 402861), (105, 268574), (210, 134287)]