20147320

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{8537}}^1$

素因数の和:8607

約数の個数: 32

約数和(自身を含む): 46105200

約数和(自身を除く): 25957880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 118, 236, 295, 472, 590, 1180, 2360, 8537, 17074, 34148, 42685, 68296, 85370, 170740, 341480, 503683, 1007366, 2014732, 2518415, 4029464, 5036830, 10073660, 20147320]

約数ペア:

[(1, 20147320), (2, 10073660), (4, 5036830), (5, 4029464), (8, 2518415), (10, 2014732), (20, 1007366), (40, 503683), (59, 341480), (118, 170740), (236, 85370), (295, 68296), (472, 42685), (590, 34148), (1180, 17074), (2360, 8537)]