620742472

素因数分解:

$2^3\times 7^1\times {\mathrm{127}}^1\times {\mathrm{87281}}^1$

素因数の和:87421

約数の個数: 32

約数和(自身を含む): 1340651520

約数和(自身を除く): 719909048

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 127, 254, 508, 889, 1016, 1778, 3556, 7112, 87281, 174562, 349124, 610967, 698248, 1221934, 2443868, 4887736, 11084687, 22169374, 44338748, 77592809, 88677496, 155185618, 310371236, 620742472]

約数ペア:

[(1, 620742472), (2, 310371236), (4, 155185618), (7, 88677496), (8, 77592809), (14, 44338748), (28, 22169374), (56, 11084687), (127, 4887736), (254, 2443868), (508, 1221934), (889, 698248), (1016, 610967), (1778, 349124), (3556, 174562), (7112, 87281)]