28036580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{9803}}^1$

素因数の和:9836

約数の個数: 48

約数和(自身を含む): 69177024

約数和(自身を除く): 41140444

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 9803, 19606, 39212, 49015, 98030, 107833, 127439, 196060, 215666, 254878, 431332, 509756, 539165, 637195, 1078330, 1274390, 1401829, 2156660, 2548780, 2803658, 5607316, 7009145, 14018290, 28036580]

約数ペア:

[(1, 28036580), (2, 14018290), (4, 7009145), (5, 5607316), (10, 2803658), (11, 2548780), (13, 2156660), (20, 1401829), (22, 1274390), (26, 1078330), (44, 637195), (52, 539165), (55, 509756), (65, 431332), (110, 254878), (130, 215666), (143, 196060), (220, 127439), (260, 107833), (286, 98030), (572, 49015), (715, 39212), (1430, 19606), (2860, 9803)]