19576140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{509}}^1\times {\mathrm{641}}^1$

素因数の和:1162

約数の個数: 48

約数和(自身を含む): 55006560

約数和(自身を除く): 35430420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 509, 641, 1018, 1282, 1527, 1923, 2036, 2545, 2564, 3054, 3205, 3846, 5090, 6108, 6410, 7635, 7692, 9615, 10180, 12820, 15270, 19230, 30540, 38460, 326269, 652538, 978807, 1305076, 1631345, 1957614, 3262690, 3915228, 4894035, 6525380, 9788070, 19576140]

約数ペア:

[(1, 19576140), (2, 9788070), (3, 6525380), (4, 4894035), (5, 3915228), (6, 3262690), (10, 1957614), (12, 1631345), (15, 1305076), (20, 978807), (30, 652538), (60, 326269), (509, 38460), (641, 30540), (1018, 19230), (1282, 15270), (1527, 12820), (1923, 10180), (2036, 9615), (2545, 7692), (2564, 7635), (3054, 6410), (3205, 6108), (3846, 5090)]