64048940

素因数分解:

$2^2\times 5^1\times {\mathrm{443}}^1\times {\mathrm{7229}}^1$

素因数の和:7681

約数の個数: 24

約数和(自身を含む): 134825040

約数和(自身を除く): 70776100

約数列:

[1, 2, 4, 5, 10, 20, 443, 886, 1772, 2215, 4430, 7229, 8860, 14458, 28916, 36145, 72290, 144580, 3202447, 6404894, 12809788, 16012235, 32024470, 64048940]

約数ペア:

[(1, 64048940), (2, 32024470), (4, 16012235), (5, 12809788), (10, 6404894), (20, 3202447), (443, 144580), (886, 72290), (1772, 36145), (2215, 28916), (4430, 14458), (7229, 8860)]