28840112

素因数分解:

$2^4\times 7^1\times {\mathrm{257501}}^1$

素因数の和:257516

約数の個数: 20

約数和(自身を含む): 63860496

約数和(自身を除く): 35020384

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 257501, 515002, 1030004, 1802507, 2060008, 3605014, 4120016, 7210028, 14420056, 28840112]

約数ペア:

[(1, 28840112), (2, 14420056), (4, 7210028), (7, 4120016), (8, 3605014), (14, 2060008), (16, 1802507), (28, 1030004), (56, 515002), (112, 257501)]