2247666920

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{711287}}^1$

素因数の和:711377

約数の個数: 32

約数和(自身を含む): 5121273600

約数和(自身を除く): 2873606680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 3160, 711287, 1422574, 2845148, 3556435, 5690296, 7112870, 14225740, 28451480, 56191673, 112383346, 224766692, 280958365, 449533384, 561916730, 1123833460, 2247666920]

約数ペア:

[(1, 2247666920), (2, 1123833460), (4, 561916730), (5, 449533384), (8, 280958365), (10, 224766692), (20, 112383346), (40, 56191673), (79, 28451480), (158, 14225740), (316, 7112870), (395, 5690296), (632, 3556435), (790, 2845148), (1580, 1422574), (3160, 711287)]