8957720

素因数分解:

$2^3\times 5^1\times {\mathrm{239}}^1\times {\mathrm{937}}^1$

素因数の和:1187

約数の個数: 32

約数和(自身を含む): 20260800

約数和(自身を除く): 11303080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 239, 478, 937, 956, 1195, 1874, 1912, 2390, 3748, 4685, 4780, 7496, 9370, 9560, 18740, 37480, 223943, 447886, 895772, 1119715, 1791544, 2239430, 4478860, 8957720]

約数ペア:

[(1, 8957720), (2, 4478860), (4, 2239430), (5, 1791544), (8, 1119715), (10, 895772), (20, 447886), (40, 223943), (239, 37480), (478, 18740), (937, 9560), (956, 9370), (1195, 7496), (1874, 4780), (1912, 4685), (2390, 3748)]