304401080

素因数分解:

$2^3\times 5^1\times {\mathrm{257}}^1\times {\mathrm{29611}}^1$

素因数の和:29879

約数の個数: 32

約数和(自身を含む): 687590640

約数和(自身を除く): 383189560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 257, 514, 1028, 1285, 2056, 2570, 5140, 10280, 29611, 59222, 118444, 148055, 236888, 296110, 592220, 1184440, 7610027, 15220054, 30440108, 38050135, 60880216, 76100270, 152200540, 304401080]

約数ペア:

[(1, 304401080), (2, 152200540), (4, 76100270), (5, 60880216), (8, 38050135), (10, 30440108), (20, 15220054), (40, 7610027), (257, 1184440), (514, 592220), (1028, 296110), (1285, 236888), (2056, 148055), (2570, 118444), (5140, 59222), (10280, 29611)]