200915667440

素因数分解:

$2^4\times 5^1\times {\mathrm{2511445843}}^1$

素因数の和:2511445856

約数の個数: 20

約数和(自身を含む): 467128926984

約数和(自身を除く): 266213259544

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2511445843, 5022891686, 10045783372, 12557229215, 20091566744, 25114458430, 40183133488, 50228916860, 100457833720, 200915667440]

約数ペア:

[(1, 200915667440), (2, 100457833720), (4, 50228916860), (5, 40183133488), (8, 25114458430), (10, 20091566744), (16, 12557229215), (20, 10045783372), (40, 5022891686), (80, 2511445843)]