6720636

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{643}}^1$

素因数の和:730

約数の個数: 48

約数和(自身を含む): 17166464

約数和(自身を除く): 10445828

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 67, 78, 134, 156, 201, 268, 402, 643, 804, 871, 1286, 1742, 1929, 2572, 2613, 3484, 3858, 5226, 7716, 8359, 10452, 16718, 25077, 33436, 43081, 50154, 86162, 100308, 129243, 172324, 258486, 516972, 560053, 1120106, 1680159, 2240212, 3360318, 6720636]

約数ペア:

[(1, 6720636), (2, 3360318), (3, 2240212), (4, 1680159), (6, 1120106), (12, 560053), (13, 516972), (26, 258486), (39, 172324), (52, 129243), (67, 100308), (78, 86162), (134, 50154), (156, 43081), (201, 33436), (268, 25077), (402, 16718), (643, 10452), (804, 8359), (871, 7716), (1286, 5226), (1742, 3858), (1929, 3484), (2572, 2613)]