56667320

素因数分解:

$2^3\times 5^1\times {\mathrm{487}}^1\times {\mathrm{2909}}^1$

素因数の和:3407

約数の個数: 32

約数和(自身を含む): 127807200

約数和(自身を除く): 71139880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 487, 974, 1948, 2435, 2909, 3896, 4870, 5818, 9740, 11636, 14545, 19480, 23272, 29090, 58180, 116360, 1416683, 2833366, 5666732, 7083415, 11333464, 14166830, 28333660, 56667320]

約数ペア:

[(1, 56667320), (2, 28333660), (4, 14166830), (5, 11333464), (8, 7083415), (10, 5666732), (20, 2833366), (40, 1416683), (487, 116360), (974, 58180), (1948, 29090), (2435, 23272), (2909, 19480), (3896, 14545), (4870, 11636), (5818, 9740)]