20298345980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{1740853}}^1$

素因数の和:1740926

約数の個数: 48

約数和(自身を含む): 47379082464

約数和(自身を除く): 27080736484

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 53, 55, 106, 110, 212, 220, 265, 530, 583, 1060, 1166, 2332, 2915, 5830, 11660, 1740853, 3481706, 6963412, 8704265, 17408530, 19149383, 34817060, 38298766, 76597532, 92265209, 95746915, 184530418, 191493830, 369060836, 382987660, 461326045, 922652090, 1014917299, 1845304180, 2029834598, 4059669196, 5074586495, 10149172990, 20298345980]

約数ペア:

[(1, 20298345980), (2, 10149172990), (4, 5074586495), (5, 4059669196), (10, 2029834598), (11, 1845304180), (20, 1014917299), (22, 922652090), (44, 461326045), (53, 382987660), (55, 369060836), (106, 191493830), (110, 184530418), (212, 95746915), (220, 92265209), (265, 76597532), (530, 38298766), (583, 34817060), (1060, 19149383), (1166, 17408530), (2332, 8704265), (2915, 6963412), (5830, 3481706), (11660, 1740853)]