12455380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{2069}}^1$

素因数の和:2128

約数の個数: 48

約数和(自身を含む): 30602880

約数和(自身を除く): 18147500

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 86, 140, 172, 215, 301, 430, 602, 860, 1204, 1505, 2069, 3010, 4138, 6020, 8276, 10345, 14483, 20690, 28966, 41380, 57932, 72415, 88967, 144830, 177934, 289660, 355868, 444835, 622769, 889670, 1245538, 1779340, 2491076, 3113845, 6227690, 12455380]

約数ペア:

[(1, 12455380), (2, 6227690), (4, 3113845), (5, 2491076), (7, 1779340), (10, 1245538), (14, 889670), (20, 622769), (28, 444835), (35, 355868), (43, 289660), (70, 177934), (86, 144830), (140, 88967), (172, 72415), (215, 57932), (301, 41380), (430, 28966), (602, 20690), (860, 14483), (1204, 10345), (1505, 8276), (2069, 6020), (3010, 4138)]