2040731320

素因数分解:

$2^3\times 5^1\times {\mathrm{1381}}^1\times {\mathrm{36943}}^1$

素因数の和:38335

約数の個数: 32

約数和(自身を含む): 4595094720

約数和(自身を除く): 2554363400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1381, 2762, 5524, 6905, 11048, 13810, 27620, 36943, 55240, 73886, 147772, 184715, 295544, 369430, 738860, 1477720, 51018283, 102036566, 204073132, 255091415, 408146264, 510182830, 1020365660, 2040731320]

約数ペア:

[(1, 2040731320), (2, 1020365660), (4, 510182830), (5, 408146264), (8, 255091415), (10, 204073132), (20, 102036566), (40, 51018283), (1381, 1477720), (2762, 738860), (5524, 369430), (6905, 295544), (11048, 184715), (13810, 147772), (27620, 73886), (36943, 55240)]