122867920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{219407}}^1$

素因数の和:219427

約数の個数: 40

約数和(自身を含む): 326479104

約数和(自身を除く): 203611184

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 219407, 438814, 877628, 1097035, 1535849, 1755256, 2194070, 3071698, 3510512, 4388140, 6143396, 7679245, 8776280, 12286792, 15358490, 17552560, 24573584, 30716980, 61433960, 122867920]

約数ペア:

[(1, 122867920), (2, 61433960), (4, 30716980), (5, 24573584), (7, 17552560), (8, 15358490), (10, 12286792), (14, 8776280), (16, 7679245), (20, 6143396), (28, 4388140), (35, 3510512), (40, 3071698), (56, 2194070), (70, 1755256), (80, 1535849), (112, 1097035), (140, 877628), (280, 438814), (560, 219407)]