1283851340

素因数分解:

$2^2\times 5^1\times {\mathrm{827}}^1\times {\mathrm{77621}}^1$

素因数の和:78457

約数の個数: 24

約数和(自身を含む): 2699382672

約数和(自身を除く): 1415531332

約数列:

[1, 2, 4, 5, 10, 20, 827, 1654, 3308, 4135, 8270, 16540, 77621, 155242, 310484, 388105, 776210, 1552420, 64192567, 128385134, 256770268, 320962835, 641925670, 1283851340]

約数ペア:

[(1, 1283851340), (2, 641925670), (4, 320962835), (5, 256770268), (10, 128385134), (20, 64192567), (827, 1552420), (1654, 776210), (3308, 388105), (4135, 310484), (8270, 155242), (16540, 77621)]