89616880

素因数分解:

$2^4\times 5^1\times {\mathrm{1120211}}^1$

素因数の和:1120224

約数の個数: 20

約数和(自身を含む): 208359432

約数和(自身を除く): 118742552

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1120211, 2240422, 4480844, 5601055, 8961688, 11202110, 17923376, 22404220, 44808440, 89616880]

約数ペア:

[(1, 89616880), (2, 44808440), (4, 22404220), (5, 17923376), (8, 11202110), (10, 8961688), (16, 5601055), (20, 4480844), (40, 2240422), (80, 1120211)]