980729560

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{193057}}^1$

素因数の和:193195

約数の個数: 32

約数和(自身を含む): 2224028160

約数和(自身を除く): 1243298600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 508, 635, 1016, 1270, 2540, 5080, 193057, 386114, 772228, 965285, 1544456, 1930570, 3861140, 7722280, 24518239, 49036478, 98072956, 122591195, 196145912, 245182390, 490364780, 980729560]

約数ペア:

[(1, 980729560), (2, 490364780), (4, 245182390), (5, 196145912), (8, 122591195), (10, 98072956), (20, 49036478), (40, 24518239), (127, 7722280), (254, 3861140), (508, 1930570), (635, 1544456), (1016, 965285), (1270, 772228), (2540, 386114), (5080, 193057)]