30984220

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{193}}^1\times {\mathrm{349}}^1$

素因数の和:574

約数の個数: 48

約数和(自身を含む): 68443200

約数和(自身を除く): 37458980

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 193, 230, 349, 386, 460, 698, 772, 965, 1396, 1745, 1930, 3490, 3860, 4439, 6980, 8027, 8878, 16054, 17756, 22195, 32108, 40135, 44390, 67357, 80270, 88780, 134714, 160540, 269428, 336785, 673570, 1347140, 1549211, 3098422, 6196844, 7746055, 15492110, 30984220]

約数ペア:

[(1, 30984220), (2, 15492110), (4, 7746055), (5, 6196844), (10, 3098422), (20, 1549211), (23, 1347140), (46, 673570), (92, 336785), (115, 269428), (193, 160540), (230, 134714), (349, 88780), (386, 80270), (460, 67357), (698, 44390), (772, 40135), (965, 32108), (1396, 22195), (1745, 17756), (1930, 16054), (3490, 8878), (3860, 8027), (4439, 6980)]