1317198640

素因数分解:

$2^4\times 5^1\times {\mathrm{487}}^1\times {\mathrm{33809}}^1$

素因数の和:34309

約数の個数: 40

約数和(自身を含む): 3068866080

約数和(自身を除く): 1751667440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 487, 974, 1948, 2435, 3896, 4870, 7792, 9740, 19480, 33809, 38960, 67618, 135236, 169045, 270472, 338090, 540944, 676180, 1352360, 2704720, 16464983, 32929966, 65859932, 82324915, 131719864, 164649830, 263439728, 329299660, 658599320, 1317198640]

約数ペア:

[(1, 1317198640), (2, 658599320), (4, 329299660), (5, 263439728), (8, 164649830), (10, 131719864), (16, 82324915), (20, 65859932), (40, 32929966), (80, 16464983), (487, 2704720), (974, 1352360), (1948, 676180), (2435, 540944), (3896, 338090), (4870, 270472), (7792, 169045), (9740, 135236), (19480, 67618), (33809, 38960)]