30982960

素因数分解:

$2^4\times 5^1\times {\mathrm{241}}^1\times {\mathrm{1607}}^1$

素因数の和:1861

約数の個数: 40

約数和(自身を含む): 72379296

約数和(自身を除く): 41396336

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 241, 482, 964, 1205, 1607, 1928, 2410, 3214, 3856, 4820, 6428, 8035, 9640, 12856, 16070, 19280, 25712, 32140, 64280, 128560, 387287, 774574, 1549148, 1936435, 3098296, 3872870, 6196592, 7745740, 15491480, 30982960]

約数ペア:

[(1, 30982960), (2, 15491480), (4, 7745740), (5, 6196592), (8, 3872870), (10, 3098296), (16, 1936435), (20, 1549148), (40, 774574), (80, 387287), (241, 128560), (482, 64280), (964, 32140), (1205, 25712), (1607, 19280), (1928, 16070), (2410, 12856), (3214, 9640), (3856, 8035), (4820, 6428)]