1001409320

素因数分解:

$2^3\times 5^1\times {\mathrm{263}}^1\times {\mathrm{95191}}^1$

素因数の和:95465

約数の個数: 32

約数和(自身を含む): 2261761920

約数和(自身を除く): 1260352600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 263, 526, 1052, 1315, 2104, 2630, 5260, 10520, 95191, 190382, 380764, 475955, 761528, 951910, 1903820, 3807640, 25035233, 50070466, 100140932, 125176165, 200281864, 250352330, 500704660, 1001409320]

約数ペア:

[(1, 1001409320), (2, 500704660), (4, 250352330), (5, 200281864), (8, 125176165), (10, 100140932), (20, 50070466), (40, 25035233), (263, 3807640), (526, 1903820), (1052, 951910), (1315, 761528), (2104, 475955), (2630, 380764), (5260, 190382), (10520, 95191)]