27637780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1\times {\mathrm{283}}^1$

素因数の和:568

約数の個数: 48

約数和(自身を含む): 61548480

約数和(自身を除く): 33910700

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 257, 283, 380, 514, 566, 1028, 1132, 1285, 1415, 2570, 2830, 4883, 5140, 5377, 5660, 9766, 10754, 19532, 21508, 24415, 26885, 48830, 53770, 72731, 97660, 107540, 145462, 290924, 363655, 727310, 1381889, 1454620, 2763778, 5527556, 6909445, 13818890, 27637780]

約数ペア:

[(1, 27637780), (2, 13818890), (4, 6909445), (5, 5527556), (10, 2763778), (19, 1454620), (20, 1381889), (38, 727310), (76, 363655), (95, 290924), (190, 145462), (257, 107540), (283, 97660), (380, 72731), (514, 53770), (566, 48830), (1028, 26885), (1132, 24415), (1285, 21508), (1415, 19532), (2570, 10754), (2830, 9766), (4883, 5660), (5140, 5377)]