2690324

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{389}}^1$

素因数の和:432

約数の個数: 48

約数和(自身を含む): 6115200

約数和(自身を除く): 3424876

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 38, 52, 76, 91, 133, 182, 247, 266, 364, 389, 494, 532, 778, 988, 1556, 1729, 2723, 3458, 5057, 5446, 6916, 7391, 10114, 10892, 14782, 20228, 29564, 35399, 51737, 70798, 96083, 103474, 141596, 192166, 206948, 384332, 672581, 1345162, 2690324]

約数ペア:

[(1, 2690324), (2, 1345162), (4, 672581), (7, 384332), (13, 206948), (14, 192166), (19, 141596), (26, 103474), (28, 96083), (38, 70798), (52, 51737), (76, 35399), (91, 29564), (133, 20228), (182, 14782), (247, 10892), (266, 10114), (364, 7391), (389, 6916), (494, 5446), (532, 5057), (778, 3458), (988, 2723), (1556, 1729)]