42940190

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{226001}}^1$

素因数の和:226027

約数の個数: 16

約数和(自身を含む): 81360720

約数和(自身を除く): 38420530

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 226001, 452002, 1130005, 2260010, 4294019, 8588038, 21470095, 42940190]

約数ペア:

[(1, 42940190), (2, 21470095), (5, 8588038), (10, 4294019), (19, 2260010), (38, 1130005), (95, 452002), (190, 226001)]