16628320

素因数分解:

$2^5\times 5^1\times {\mathrm{103}}^1\times {\mathrm{1009}}^1$

素因数の和:1127

約数の個数: 48

約数和(自身を含む): 39705120

約数和(自身を除く): 23076800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 103, 160, 206, 412, 515, 824, 1009, 1030, 1648, 2018, 2060, 3296, 4036, 4120, 5045, 8072, 8240, 10090, 16144, 16480, 20180, 32288, 40360, 80720, 103927, 161440, 207854, 415708, 519635, 831416, 1039270, 1662832, 2078540, 3325664, 4157080, 8314160, 16628320]

約数ペア:

[(1, 16628320), (2, 8314160), (4, 4157080), (5, 3325664), (8, 2078540), (10, 1662832), (16, 1039270), (20, 831416), (32, 519635), (40, 415708), (80, 207854), (103, 161440), (160, 103927), (206, 80720), (412, 40360), (515, 32288), (824, 20180), (1009, 16480), (1030, 16144), (1648, 10090), (2018, 8240), (2060, 8072), (3296, 5045), (4036, 4120)]