38403020

素因数分解:

$2^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{9649}}^1$

素因数の和:9857

約数の個数: 24

約数和(自身を含む): 81060000

約数和(自身を除く): 42656980

約数列:

[1, 2, 4, 5, 10, 20, 199, 398, 796, 995, 1990, 3980, 9649, 19298, 38596, 48245, 96490, 192980, 1920151, 3840302, 7680604, 9600755, 19201510, 38403020]

約数ペア:

[(1, 38403020), (2, 19201510), (4, 9600755), (5, 7680604), (10, 3840302), (20, 1920151), (199, 192980), (398, 96490), (796, 48245), (995, 38596), (1990, 19298), (3980, 9649)]