1986200

素因数分解:

$2^3\times 5^2\times {\mathrm{9931}}^1$

素因数の和:9947

約数の個数: 24

約数和(自身を含む): 4618380

約数和(自身を除く): 2632180

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 9931, 19862, 39724, 49655, 79448, 99310, 198620, 248275, 397240, 496550, 993100, 1986200]

約数ペア:

[(1, 1986200), (2, 993100), (4, 496550), (5, 397240), (8, 248275), (10, 198620), (20, 99310), (25, 79448), (40, 49655), (50, 39724), (100, 19862), (200, 9931)]