2448280

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{631}}^1$

素因数の和:739

約数の個数: 32

約数和(自身を含む): 5574240

約数和(自身を除く): 3125960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 485, 631, 776, 970, 1262, 1940, 2524, 3155, 3880, 5048, 6310, 12620, 25240, 61207, 122414, 244828, 306035, 489656, 612070, 1224140, 2448280]

約数ペア:

[(1, 2448280), (2, 1224140), (4, 612070), (5, 489656), (8, 306035), (10, 244828), (20, 122414), (40, 61207), (97, 25240), (194, 12620), (388, 6310), (485, 5048), (631, 3880), (776, 3155), (970, 2524), (1262, 1940)]