5256020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{3413}}^1$

素因数の和:3440

約数の個数: 48

約数和(自身を含む): 13765248

約数和(自身を除く): 8509228

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 3413, 6826, 13652, 17065, 23891, 34130, 37543, 47782, 68260, 75086, 95564, 119455, 150172, 187715, 238910, 262801, 375430, 477820, 525602, 750860, 1051204, 1314005, 2628010, 5256020]

約数ペア:

[(1, 5256020), (2, 2628010), (4, 1314005), (5, 1051204), (7, 750860), (10, 525602), (11, 477820), (14, 375430), (20, 262801), (22, 238910), (28, 187715), (35, 150172), (44, 119455), (55, 95564), (70, 75086), (77, 68260), (110, 47782), (140, 37543), (154, 34130), (220, 23891), (308, 17065), (385, 13652), (770, 6826), (1540, 3413)]