202129580

素因数分解:

$2^2\times 5^1\times {\mathrm{2113}}^1\times {\mathrm{4783}}^1$

素因数の和:6905

約数の個数: 24

約数和(自身を含む): 424761792

約数和(自身を除く): 222632212

約数列:

[1, 2, 4, 5, 10, 20, 2113, 4226, 4783, 8452, 9566, 10565, 19132, 21130, 23915, 42260, 47830, 95660, 10106479, 20212958, 40425916, 50532395, 101064790, 202129580]

約数ペア:

[(1, 202129580), (2, 101064790), (4, 50532395), (5, 40425916), (10, 20212958), (20, 10106479), (2113, 95660), (4226, 47830), (4783, 42260), (8452, 23915), (9566, 21130), (10565, 19132)]