9897580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{6427}}^1$

素因数の和:6454

約数の個数: 48

約数和(自身を含む): 25917696

約数和(自身を除く): 16020116

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 6427, 12854, 25708, 32135, 44989, 64270, 70697, 89978, 128540, 141394, 179956, 224945, 282788, 353485, 449890, 494879, 706970, 899780, 989758, 1413940, 1979516, 2474395, 4948790, 9897580]

約数ペア:

[(1, 9897580), (2, 4948790), (4, 2474395), (5, 1979516), (7, 1413940), (10, 989758), (11, 899780), (14, 706970), (20, 494879), (22, 449890), (28, 353485), (35, 282788), (44, 224945), (55, 179956), (70, 141394), (77, 128540), (110, 89978), (140, 70697), (154, 64270), (220, 44989), (308, 32135), (385, 25708), (770, 12854), (1540, 6427)]