4147160

素因数分解:

$2^3\times 5^1\times {\mathrm{199}}^1\times {\mathrm{521}}^1$

素因数の和:731

約数の個数: 32

約数和(自身を含む): 9396000

約数和(自身を除く): 5248840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 199, 398, 521, 796, 995, 1042, 1592, 1990, 2084, 2605, 3980, 4168, 5210, 7960, 10420, 20840, 103679, 207358, 414716, 518395, 829432, 1036790, 2073580, 4147160]

約数ペア:

[(1, 4147160), (2, 2073580), (4, 1036790), (5, 829432), (8, 518395), (10, 414716), (20, 207358), (40, 103679), (199, 20840), (398, 10420), (521, 7960), (796, 5210), (995, 4168), (1042, 3980), (1592, 2605), (1990, 2084)]