202809400

素因数分解:

$2^3\times 5^2\times {\mathrm{23}}^1\times {\mathrm{44089}}^1$

素因数の和:44128

約数の個数: 48

約数和(自身を含む): 492044400

約数和(自身を除く): 289235000

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 25, 40, 46, 50, 92, 100, 115, 184, 200, 230, 460, 575, 920, 1150, 2300, 4600, 44089, 88178, 176356, 220445, 352712, 440890, 881780, 1014047, 1102225, 1763560, 2028094, 2204450, 4056188, 4408900, 5070235, 8112376, 8817800, 10140470, 20280940, 25351175, 40561880, 50702350, 101404700, 202809400]

約数ペア:

[(1, 202809400), (2, 101404700), (4, 50702350), (5, 40561880), (8, 25351175), (10, 20280940), (20, 10140470), (23, 8817800), (25, 8112376), (40, 5070235), (46, 4408900), (50, 4056188), (92, 2204450), (100, 2028094), (115, 1763560), (184, 1102225), (200, 1014047), (230, 881780), (460, 440890), (575, 352712), (920, 220445), (1150, 176356), (2300, 88178), (4600, 44089)]