2017745940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{4804157}}^1$

素因数の和:4804176

約数の個数: 48

約数和(自身を含む): 6456788352

約数和(自身を除く): 4439042412

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 4804157, 9608314, 14412471, 19216628, 24020785, 28824942, 33629099, 48041570, 57649884, 67258198, 72062355, 96083140, 100887297, 134516396, 144124710, 168145495, 201774594, 288249420, 336290990, 403549188, 504436485, 672581980, 1008872970, 2017745940]

約数ペア:

[(1, 2017745940), (2, 1008872970), (3, 672581980), (4, 504436485), (5, 403549188), (6, 336290990), (7, 288249420), (10, 201774594), (12, 168145495), (14, 144124710), (15, 134516396), (20, 100887297), (21, 96083140), (28, 72062355), (30, 67258198), (35, 57649884), (42, 48041570), (60, 33629099), (70, 28824942), (84, 24020785), (105, 19216628), (140, 14412471), (210, 9608314), (420, 4804157)]