20174063560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{72050227}}^1$

素因数の和:72050245

約数の個数: 32

約数和(自身を含む): 51876164160

約数和(自身を除く): 31702100600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 72050227, 144100454, 288200908, 360251135, 504351589, 576401816, 720502270, 1008703178, 1441004540, 2017406356, 2521757945, 2882009080, 4034812712, 5043515890, 10087031780, 20174063560]

約数ペア:

[(1, 20174063560), (2, 10087031780), (4, 5043515890), (5, 4034812712), (7, 2882009080), (8, 2521757945), (10, 2017406356), (14, 1441004540), (20, 1008703178), (28, 720502270), (35, 576401816), (40, 504351589), (56, 360251135), (70, 288200908), (140, 144100454), (280, 72050227)]