2068240

素因数分解:

$2^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{251}}^1$

素因数の和:367

約数の個数: 40

約数和(自身を含む): 4874688

約数和(自身を除く): 2806448

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 103, 206, 251, 412, 502, 515, 824, 1004, 1030, 1255, 1648, 2008, 2060, 2510, 4016, 4120, 5020, 8240, 10040, 20080, 25853, 51706, 103412, 129265, 206824, 258530, 413648, 517060, 1034120, 2068240]

約数ペア:

[(1, 2068240), (2, 1034120), (4, 517060), (5, 413648), (8, 258530), (10, 206824), (16, 129265), (20, 103412), (40, 51706), (80, 25853), (103, 20080), (206, 10040), (251, 8240), (412, 5020), (502, 4120), (515, 4016), (824, 2510), (1004, 2060), (1030, 2008), (1255, 1648)]