2009320920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{5581447}}^1$

素因数の和:5581464

約数の個数: 48

約数和(自身を含む): 6530294160

約数和(自身を除く): 4520973240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 5581447, 11162894, 16744341, 22325788, 27907235, 33488682, 44651576, 50233023, 55814470, 66977364, 83721705, 100466046, 111628940, 133954728, 167443410, 200932092, 223257880, 251165115, 334886820, 401864184, 502330230, 669773640, 1004660460, 2009320920]

約数ペア:

[(1, 2009320920), (2, 1004660460), (3, 669773640), (4, 502330230), (5, 401864184), (6, 334886820), (8, 251165115), (9, 223257880), (10, 200932092), (12, 167443410), (15, 133954728), (18, 111628940), (20, 100466046), (24, 83721705), (30, 66977364), (36, 55814470), (40, 50233023), (45, 44651576), (60, 33488682), (72, 27907235), (90, 22325788), (120, 16744341), (180, 11162894), (360, 5581447)]