40980005

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{191}}^1$

素因数の和:337

約数の個数: 32

約数和(自身を含む): 55738368

約数和(自身を除く): 14758363

約数列:

[1, 5, 11, 47, 55, 83, 191, 235, 415, 517, 913, 955, 2101, 2585, 3901, 4565, 8977, 10505, 15853, 19505, 42911, 44885, 79265, 98747, 174383, 214555, 493735, 745091, 871915, 3725455, 8196001, 40980005]

約数ペア:

[(1, 40980005), (5, 8196001), (11, 3725455), (47, 871915), (55, 745091), (83, 493735), (191, 214555), (235, 174383), (415, 98747), (517, 79265), (913, 44885), (955, 42911), (2101, 19505), (2585, 15853), (3901, 10505), (4565, 8977)]