12244540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{7951}}^1$

素因数の和:7978

約数の個数: 48

約数和(自身を含む): 32062464

約数和(自身を除く): 19817924

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 7951, 15902, 31804, 39755, 55657, 79510, 87461, 111314, 159020, 174922, 222628, 278285, 349844, 437305, 556570, 612227, 874610, 1113140, 1224454, 1749220, 2448908, 3061135, 6122270, 12244540]

約数ペア:

[(1, 12244540), (2, 6122270), (4, 3061135), (5, 2448908), (7, 1749220), (10, 1224454), (11, 1113140), (14, 874610), (20, 612227), (22, 556570), (28, 437305), (35, 349844), (44, 278285), (55, 222628), (70, 174922), (77, 159020), (110, 111314), (140, 87461), (154, 79510), (220, 55657), (308, 39755), (385, 31804), (770, 15902), (1540, 7951)]