397014950

素因数分解:

$2^1\times 5^2\times {\mathrm{199}}^1\times {\mathrm{39901}}^1$

素因数の和:40112

約数の個数: 24

約数和(自身を含む): 742177200

約数和(自身を除く): 345162250

約数列:

[1, 2, 5, 10, 25, 50, 199, 398, 995, 1990, 4975, 9950, 39901, 79802, 199505, 399010, 997525, 1995050, 7940299, 15880598, 39701495, 79402990, 198507475, 397014950]

約数ペア:

[(1, 397014950), (2, 198507475), (5, 79402990), (10, 39701495), (25, 15880598), (50, 7940299), (199, 1995050), (398, 997525), (995, 399010), (1990, 199505), (4975, 79802), (9950, 39901)]