7744620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{9929}}^1$

素因数の和:9954

約数の個数: 48

約数和(自身を含む): 23355360

約数和(自身を除く): 15610740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 9929, 19858, 29787, 39716, 49645, 59574, 99290, 119148, 129077, 148935, 198580, 258154, 297870, 387231, 516308, 595740, 645385, 774462, 1290770, 1548924, 1936155, 2581540, 3872310, 7744620]

約数ペア:

[(1, 7744620), (2, 3872310), (3, 2581540), (4, 1936155), (5, 1548924), (6, 1290770), (10, 774462), (12, 645385), (13, 595740), (15, 516308), (20, 387231), (26, 297870), (30, 258154), (39, 198580), (52, 148935), (60, 129077), (65, 119148), (78, 99290), (130, 59574), (156, 49645), (195, 39716), (260, 29787), (390, 19858), (780, 9929)]