245392340

素因数分解:

$2^2\times 5^1\times {\mathrm{739}}^1\times {\mathrm{16603}}^1$

素因数の和:17351

約数の個数: 24

約数和(自身を含む): 516052320

約数和(自身を除く): 270659980

約数列:

[1, 2, 4, 5, 10, 20, 739, 1478, 2956, 3695, 7390, 14780, 16603, 33206, 66412, 83015, 166030, 332060, 12269617, 24539234, 49078468, 61348085, 122696170, 245392340]

約数ペア:

[(1, 245392340), (2, 122696170), (4, 61348085), (5, 49078468), (10, 24539234), (20, 12269617), (739, 332060), (1478, 166030), (2956, 83015), (3695, 66412), (7390, 33206), (14780, 16603)]