64217940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{28927}}^1$

素因数の和:28976

約数の個数: 48

約数和(自身を含む): 184676352

約数和(自身を除く): 120458412

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 37, 60, 74, 111, 148, 185, 222, 370, 444, 555, 740, 1110, 2220, 28927, 57854, 86781, 115708, 144635, 173562, 289270, 347124, 433905, 578540, 867810, 1070299, 1735620, 2140598, 3210897, 4281196, 5351495, 6421794, 10702990, 12843588, 16054485, 21405980, 32108970, 64217940]

約数ペア:

[(1, 64217940), (2, 32108970), (3, 21405980), (4, 16054485), (5, 12843588), (6, 10702990), (10, 6421794), (12, 5351495), (15, 4281196), (20, 3210897), (30, 2140598), (37, 1735620), (60, 1070299), (74, 867810), (111, 578540), (148, 433905), (185, 347124), (222, 289270), (370, 173562), (444, 144635), (555, 115708), (740, 86781), (1110, 57854), (2220, 28927)]