20040912

素因数分解:

$2^4\times 3^3\times {\mathrm{23}}^1\times {\mathrm{2017}}^1$

素因数の和:2057

約数の個数: 80

約数和(自身を含む): 60055680

約数和(自身を除く): 40014768

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 27, 36, 46, 48, 54, 69, 72, 92, 108, 138, 144, 184, 207, 216, 276, 368, 414, 432, 552, 621, 828, 1104, 1242, 1656, 2017, 2484, 3312, 4034, 4968, 6051, 8068, 9936, 12102, 16136, 18153, 24204, 32272, 36306, 46391, 48408, 54459, 72612, 92782, 96816, 108918, 139173, 145224, 185564, 217836, 278346, 290448, 371128, 417519, 435672, 556692, 742256, 835038, 871344, 1113384, 1252557, 1670076, 2226768, 2505114, 3340152, 5010228, 6680304, 10020456, 20040912]

約数ペア:

[(1, 20040912), (2, 10020456), (3, 6680304), (4, 5010228), (6, 3340152), (8, 2505114), (9, 2226768), (12, 1670076), (16, 1252557), (18, 1113384), (23, 871344), (24, 835038), (27, 742256), (36, 556692), (46, 435672), (48, 417519), (54, 371128), (69, 290448), (72, 278346), (92, 217836), (108, 185564), (138, 145224), (144, 139173), (184, 108918), (207, 96816), (216, 92782), (276, 72612), (368, 54459), (414, 48408), (432, 46391), (552, 36306), (621, 32272), (828, 24204), (1104, 18153), (1242, 16136), (1656, 12102), (2017, 9936), (2484, 8068), (3312, 6051), (4034, 4968)]