2010017990

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^2\times {\mathrm{209159}}^1$

素因数の和:209228

約数の個数: 24

約数和(自身を含む): 3738525840

約数和(自身を除く): 1728507850

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 961, 1922, 4805, 9610, 209159, 418318, 1045795, 2091590, 6483929, 12967858, 32419645, 64839290, 201001799, 402003598, 1005008995, 2010017990]

約数ペア:

[(1, 2010017990), (2, 1005008995), (5, 402003598), (10, 201001799), (31, 64839290), (62, 32419645), (155, 12967858), (310, 6483929), (961, 2091590), (1922, 1045795), (4805, 418318), (9610, 209159)]