9996140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{6491}}^1$

素因数の和:6518

約数の個数: 48

約数和(自身を含む): 26175744

約数和(自身を除く): 16179604

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, 6491, 12982, 25964, 32455, 45437, 64910, 71401, 90874, 129820, 142802, 181748, 227185, 285604, 357005, 454370, 499807, 714010, 908740, 999614, 1428020, 1999228, 2499035, 4998070, 9996140]

約数ペア:

[(1, 9996140), (2, 4998070), (4, 2499035), (5, 1999228), (7, 1428020), (10, 999614), (11, 908740), (14, 714010), (20, 499807), (22, 454370), (28, 357005), (35, 285604), (44, 227185), (55, 181748), (70, 142802), (77, 129820), (110, 90874), (140, 71401), (154, 64910), (220, 45437), (308, 32455), (385, 25964), (770, 12982), (1540, 6491)]