20202970

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{5167}}^1$

素因数の和:5214

約数の個数: 32

約数和(自身を含む): 40186368

約数和(自身を除く): 19983398

約数列:

[1, 2, 5, 10, 17, 23, 34, 46, 85, 115, 170, 230, 391, 782, 1955, 3910, 5167, 10334, 25835, 51670, 87839, 118841, 175678, 237682, 439195, 594205, 878390, 1188410, 2020297, 4040594, 10101485, 20202970]

約数ペア:

[(1, 20202970), (2, 10101485), (5, 4040594), (10, 2020297), (17, 1188410), (23, 878390), (34, 594205), (46, 439195), (85, 237682), (115, 175678), (170, 118841), (230, 87839), (391, 51670), (782, 25835), (1955, 10334), (3910, 5167)]