40492004

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{1061}}^1$

素因数の和:1148

約数の個数: 48

約数和(自身を含む): 85639680

約数和(自身を除く): 45147676

約数列:

[1, 2, 4, 7, 14, 28, 29, 47, 58, 94, 116, 188, 203, 329, 406, 658, 812, 1061, 1316, 1363, 2122, 2726, 4244, 5452, 7427, 9541, 14854, 19082, 29708, 30769, 38164, 49867, 61538, 99734, 123076, 199468, 215383, 349069, 430766, 698138, 861532, 1396276, 1446143, 2892286, 5784572, 10123001, 20246002, 40492004]

約数ペア:

[(1, 40492004), (2, 20246002), (4, 10123001), (7, 5784572), (14, 2892286), (28, 1446143), (29, 1396276), (47, 861532), (58, 698138), (94, 430766), (116, 349069), (188, 215383), (203, 199468), (329, 123076), (406, 99734), (658, 61538), (812, 49867), (1061, 38164), (1316, 30769), (1363, 29708), (2122, 19082), (2726, 14854), (4244, 9541), (5452, 7427)]