84687760

素因数分解:

$2^4\times 5^1\times {\mathrm{1058597}}^1$

素因数の和:1058610

約数の個数: 20

約数和(自身を含む): 196899228

約数和(自身を除く): 112211468

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1058597, 2117194, 4234388, 5292985, 8468776, 10585970, 16937552, 21171940, 42343880, 84687760]

約数ペア:

[(1, 84687760), (2, 42343880), (4, 21171940), (5, 16937552), (8, 10585970), (10, 8468776), (16, 5292985), (20, 4234388), (40, 2117194), (80, 1058597)]