140595140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{4001}}^1$

素因数の和:4268

約数の個数: 48

約数和(自身を含む): 338857344

約数和(自身を除く): 198262204

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 251, 502, 1004, 1255, 1757, 2510, 3514, 4001, 5020, 7028, 8002, 8785, 16004, 17570, 20005, 28007, 35140, 40010, 56014, 80020, 112028, 140035, 280070, 560140, 1004251, 2008502, 4017004, 5021255, 7029757, 10042510, 14059514, 20085020, 28119028, 35148785, 70297570, 140595140]

約数ペア:

[(1, 140595140), (2, 70297570), (4, 35148785), (5, 28119028), (7, 20085020), (10, 14059514), (14, 10042510), (20, 7029757), (28, 5021255), (35, 4017004), (70, 2008502), (140, 1004251), (251, 560140), (502, 280070), (1004, 140035), (1255, 112028), (1757, 80020), (2510, 56014), (3514, 40010), (4001, 35140), (5020, 28007), (7028, 20005), (8002, 17570), (8785, 16004)]