16139480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{57641}}^1$

素因数の和:57659

約数の個数: 32

約数和(自身を含む): 41502240

約数和(自身を除く): 25362760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 57641, 115282, 230564, 288205, 403487, 461128, 576410, 806974, 1152820, 1613948, 2017435, 2305640, 3227896, 4034870, 8069740, 16139480]

約数ペア:

[(1, 16139480), (2, 8069740), (4, 4034870), (5, 3227896), (7, 2305640), (8, 2017435), (10, 1613948), (14, 1152820), (20, 806974), (28, 576410), (35, 461128), (40, 403487), (56, 288205), (70, 230564), (140, 115282), (280, 57641)]