8144440

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{5503}}^1$

素因数の和:5551

約数の個数: 32

約数和(自身を含む): 18823680

約数和(自身を除く): 10679240

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 5503, 11006, 22012, 27515, 44024, 55030, 110060, 203611, 220120, 407222, 814444, 1018055, 1628888, 2036110, 4072220, 8144440]

約数ペア:

[(1, 8144440), (2, 4072220), (4, 2036110), (5, 1628888), (8, 1018055), (10, 814444), (20, 407222), (37, 220120), (40, 203611), (74, 110060), (148, 55030), (185, 44024), (296, 27515), (370, 22012), (740, 11006), (1480, 5503)]