140021168

素因数分解:

$2^4\times 7^1\times {\mathrm{1250189}}^1$

素因数の和:1250204

約数の個数: 20

約数和(自身を含む): 310047120

約数和(自身を除く): 170025952

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1250189, 2500378, 5000756, 8751323, 10001512, 17502646, 20003024, 35005292, 70010584, 140021168]

約数ペア:

[(1, 140021168), (2, 70010584), (4, 35005292), (7, 20003024), (8, 17502646), (14, 10001512), (16, 8751323), (28, 5000756), (56, 2500378), (112, 1250189)]