27138980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{281}}^1\times {\mathrm{439}}^1$

素因数の和:740

約数の個数: 48

約数和(自身を含む): 62536320

約数和(自身を除く): 35397340

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 281, 439, 562, 878, 1124, 1405, 1756, 2195, 2810, 3091, 4390, 4829, 5620, 6182, 8780, 9658, 12364, 15455, 19316, 24145, 30910, 48290, 61820, 96580, 123359, 246718, 493436, 616795, 1233590, 1356949, 2467180, 2713898, 5427796, 6784745, 13569490, 27138980]

約数ペア:

[(1, 27138980), (2, 13569490), (4, 6784745), (5, 5427796), (10, 2713898), (11, 2467180), (20, 1356949), (22, 1233590), (44, 616795), (55, 493436), (110, 246718), (220, 123359), (281, 96580), (439, 61820), (562, 48290), (878, 30910), (1124, 24145), (1405, 19316), (1756, 15455), (2195, 12364), (2810, 9658), (3091, 8780), (4390, 6182), (4829, 5620)]