339647620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{15739}}^1$

素因数の和:15844

約数の個数: 48

約数和(自身を含む): 777430080

約数和(自身を除く): 437782460

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 83, 130, 166, 260, 332, 415, 830, 1079, 1660, 2158, 4316, 5395, 10790, 15739, 21580, 31478, 62956, 78695, 157390, 204607, 314780, 409214, 818428, 1023035, 1306337, 2046070, 2612674, 4092140, 5225348, 6531685, 13063370, 16982381, 26126740, 33964762, 67929524, 84911905, 169823810, 339647620]

約数ペア:

[(1, 339647620), (2, 169823810), (4, 84911905), (5, 67929524), (10, 33964762), (13, 26126740), (20, 16982381), (26, 13063370), (52, 6531685), (65, 5225348), (83, 4092140), (130, 2612674), (166, 2046070), (260, 1306337), (332, 1023035), (415, 818428), (830, 409214), (1079, 314780), (1660, 204607), (2158, 157390), (4316, 78695), (5395, 62956), (10790, 31478), (15739, 21580)]