9313780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{937}}^1$

素因数の和:1024

約数の個数: 48

約数和(自身を含む): 22692096

約数和(自身を除く): 13378316

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 71, 140, 142, 284, 355, 497, 710, 937, 994, 1420, 1874, 1988, 2485, 3748, 4685, 4970, 6559, 9370, 9940, 13118, 18740, 26236, 32795, 65590, 66527, 131180, 133054, 266108, 332635, 465689, 665270, 931378, 1330540, 1862756, 2328445, 4656890, 9313780]

約数ペア:

[(1, 9313780), (2, 4656890), (4, 2328445), (5, 1862756), (7, 1330540), (10, 931378), (14, 665270), (20, 465689), (28, 332635), (35, 266108), (70, 133054), (71, 131180), (140, 66527), (142, 65590), (284, 32795), (355, 26236), (497, 18740), (710, 13118), (937, 9940), (994, 9370), (1420, 6559), (1874, 4970), (1988, 4685), (2485, 3748)]