203311700

素因数分解:

$2^2\times 5^2\times {\mathrm{103}}^1\times {\mathrm{19739}}^1$

素因数の和:19856

約数の個数: 36

約数和(自身を含む): 445492320

約数和(自身を除く): 242180620

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 103, 206, 412, 515, 1030, 2060, 2575, 5150, 10300, 19739, 39478, 78956, 98695, 197390, 394780, 493475, 986950, 1973900, 2033117, 4066234, 8132468, 10165585, 20331170, 40662340, 50827925, 101655850, 203311700]

約数ペア:

[(1, 203311700), (2, 101655850), (4, 50827925), (5, 40662340), (10, 20331170), (20, 10165585), (25, 8132468), (50, 4066234), (100, 2033117), (103, 1973900), (206, 986950), (412, 493475), (515, 394780), (1030, 197390), (2060, 98695), (2575, 78956), (5150, 39478), (10300, 19739)]