2997260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{271}}^1$

素因数の和:366

約数の個数: 48

約数和(自身を含む): 7311360

約数和(自身を除く): 4314100

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 79, 140, 158, 271, 316, 395, 542, 553, 790, 1084, 1106, 1355, 1580, 1897, 2212, 2710, 2765, 3794, 5420, 5530, 7588, 9485, 11060, 18970, 21409, 37940, 42818, 85636, 107045, 149863, 214090, 299726, 428180, 599452, 749315, 1498630, 2997260]

約数ペア:

[(1, 2997260), (2, 1498630), (4, 749315), (5, 599452), (7, 428180), (10, 299726), (14, 214090), (20, 149863), (28, 107045), (35, 85636), (70, 42818), (79, 37940), (140, 21409), (158, 18970), (271, 11060), (316, 9485), (395, 7588), (542, 5530), (553, 5420), (790, 3794), (1084, 2765), (1106, 2710), (1355, 2212), (1580, 1897)]