20080360

素因数分解:

$2^3\times 5^1\times {\mathrm{619}}^1\times {\mathrm{811}}^1$

素因数の和:1441

約数の個数: 32

約数和(自身を含む): 45309600

約数和(自身を除く): 25229240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 619, 811, 1238, 1622, 2476, 3095, 3244, 4055, 4952, 6190, 6488, 8110, 12380, 16220, 24760, 32440, 502009, 1004018, 2008036, 2510045, 4016072, 5020090, 10040180, 20080360]

約数ペア:

[(1, 20080360), (2, 10040180), (4, 5020090), (5, 4016072), (8, 2510045), (10, 2008036), (20, 1004018), (40, 502009), (619, 32440), (811, 24760), (1238, 16220), (1622, 12380), (2476, 8110), (3095, 6488), (3244, 6190), (4055, 4952)]