247208780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{135829}}^1$

素因数の和:135858

約数の個数: 48

約数和(自身を含む): 638944320

約数和(自身を除く): 391735540

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 135829, 271658, 543316, 679145, 950803, 1358290, 1765777, 1901606, 2716580, 3531554, 3803212, 4754015, 7063108, 8828885, 9508030, 12360439, 17657770, 19016060, 24720878, 35315540, 49441756, 61802195, 123604390, 247208780]

約数ペア:

[(1, 247208780), (2, 123604390), (4, 61802195), (5, 49441756), (7, 35315540), (10, 24720878), (13, 19016060), (14, 17657770), (20, 12360439), (26, 9508030), (28, 8828885), (35, 7063108), (52, 4754015), (65, 3803212), (70, 3531554), (91, 2716580), (130, 1901606), (140, 1765777), (182, 1358290), (260, 950803), (364, 679145), (455, 543316), (910, 271658), (1820, 135829)]