144644120

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{35803}}^1$

素因数の和:35915

約数の個数: 32

約数和(自身を含む): 328680720

約数和(自身を除く): 184036600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 2020, 4040, 35803, 71606, 143212, 179015, 286424, 358030, 716060, 1432120, 3616103, 7232206, 14464412, 18080515, 28928824, 36161030, 72322060, 144644120]

約数ペア:

[(1, 144644120), (2, 72322060), (4, 36161030), (5, 28928824), (8, 18080515), (10, 14464412), (20, 7232206), (40, 3616103), (101, 1432120), (202, 716060), (404, 358030), (505, 286424), (808, 179015), (1010, 143212), (2020, 71606), (4040, 35803)]