984700

素因数分解:

$2^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{229}}^1$

素因数の和:286

約数の個数: 36

約数和(自身を含む): 2196040

約数和(自身を除く): 1211340

約数列:

[1, 2, 4, 5, 10, 20, 25, 43, 50, 86, 100, 172, 215, 229, 430, 458, 860, 916, 1075, 1145, 2150, 2290, 4300, 4580, 5725, 9847, 11450, 19694, 22900, 39388, 49235, 98470, 196940, 246175, 492350, 984700]

約数ペア:

[(1, 984700), (2, 492350), (4, 246175), (5, 196940), (10, 98470), (20, 49235), (25, 39388), (43, 22900), (50, 19694), (86, 11450), (100, 9847), (172, 5725), (215, 4580), (229, 4300), (430, 2290), (458, 2150), (860, 1145), (916, 1075)]