486961540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1872929}}^1$

素因数の和:1872951

約数の個数: 24

約数和(自身を含む): 1101282840

約数和(自身を除く): 614321300

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1872929, 3745858, 7491716, 9364645, 18729290, 24348077, 37458580, 48696154, 97392308, 121740385, 243480770, 486961540]

約数ペア:

[(1, 486961540), (2, 243480770), (4, 121740385), (5, 97392308), (10, 48696154), (13, 37458580), (20, 24348077), (26, 18729290), (52, 9364645), (65, 7491716), (130, 3745858), (260, 1872929)]