2720796

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{163}}^1$

素因数の和:290

約数の個数: 48

約数和(自身を含む): 6943104

約数和(自身を除く): 4222308

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 107, 156, 163, 214, 321, 326, 428, 489, 642, 652, 978, 1284, 1391, 1956, 2119, 2782, 4173, 4238, 5564, 6357, 8346, 8476, 12714, 16692, 17441, 25428, 34882, 52323, 69764, 104646, 209292, 226733, 453466, 680199, 906932, 1360398, 2720796]

約数ペア:

[(1, 2720796), (2, 1360398), (3, 906932), (4, 680199), (6, 453466), (12, 226733), (13, 209292), (26, 104646), (39, 69764), (52, 52323), (78, 34882), (107, 25428), (156, 17441), (163, 16692), (214, 12714), (321, 8476), (326, 8346), (428, 6357), (489, 5564), (642, 4238), (652, 4173), (978, 2782), (1284, 2119), (1391, 1956)]