20160301640

素因数分解:

$2^3\times 5^1\times {\mathrm{3469}}^1\times {\mathrm{145289}}^1$

素因数の和:148769

約数の個数: 32

約数和(自身を含む): 45374067000

約数和(自身を除く): 25213765360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3469, 6938, 13876, 17345, 27752, 34690, 69380, 138760, 145289, 290578, 581156, 726445, 1162312, 1452890, 2905780, 5811560, 504007541, 1008015082, 2016030164, 2520037705, 4032060328, 5040075410, 10080150820, 20160301640]

約数ペア:

[(1, 20160301640), (2, 10080150820), (4, 5040075410), (5, 4032060328), (8, 2520037705), (10, 2016030164), (20, 1008015082), (40, 504007541), (3469, 5811560), (6938, 2905780), (13876, 1452890), (17345, 1162312), (27752, 726445), (34690, 581156), (69380, 290578), (138760, 145289)]