30827320

素因数分解:

$2^3\times 5^1\times {\mathrm{709}}^1\times {\mathrm{1087}}^1$

素因数の和:1807

約数の個数: 32

約数和(自身を含む): 69523200

約数和(自身を除く): 38695880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 709, 1087, 1418, 2174, 2836, 3545, 4348, 5435, 5672, 7090, 8696, 10870, 14180, 21740, 28360, 43480, 770683, 1541366, 3082732, 3853415, 6165464, 7706830, 15413660, 30827320]

約数ペア:

[(1, 30827320), (2, 15413660), (4, 7706830), (5, 6165464), (8, 3853415), (10, 3082732), (20, 1541366), (40, 770683), (709, 43480), (1087, 28360), (1418, 21740), (2174, 14180), (2836, 10870), (3545, 8696), (4348, 7090), (5435, 5672)]