8845940540

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1489}}^1\times {\mathrm{2137}}^1$

素因数の和:3774

約数の個数: 48

約数和(自身を含む): 18731445600

約数和(自身を除く): 9885505060

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 1390, 1489, 2137, 2780, 2978, 4274, 5956, 7445, 8548, 10685, 14890, 21370, 29780, 42740, 206971, 297043, 413942, 594086, 827884, 1034855, 1188172, 1485215, 2069710, 2970430, 3181993, 4139420, 5940860, 6363986, 12727972, 15909965, 31819930, 63639860, 442297027, 884594054, 1769188108, 2211485135, 4422970270, 8845940540]

約数ペア:

[(1, 8845940540), (2, 4422970270), (4, 2211485135), (5, 1769188108), (10, 884594054), (20, 442297027), (139, 63639860), (278, 31819930), (556, 15909965), (695, 12727972), (1390, 6363986), (1489, 5940860), (2137, 4139420), (2780, 3181993), (2978, 2970430), (4274, 2069710), (5956, 1485215), (7445, 1188172), (8548, 1034855), (10685, 827884), (14890, 594086), (21370, 413942), (29780, 297043), (42740, 206971)]