20560617985

素因数分解:

$5^1\times {\mathrm{139}}^1\times {\mathrm{3889}}^1\times {\mathrm{7607}}^1$

素因数の和:11640

約数の個数: 16

約数和(自身を含む): 24859900800

約数和(自身を除く): 4299282815

約数列:

[1, 5, 139, 695, 3889, 7607, 19445, 38035, 540571, 1057373, 2702855, 5286865, 29583623, 147918115, 4112123597, 20560617985]

約数ペア:

[(1, 20560617985), (5, 4112123597), (139, 147918115), (695, 29583623), (3889, 5286865), (7607, 2702855), (19445, 1057373), (38035, 540571)]