2956580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{151}}^1$

素因数の和:260

約数の個数: 48

約数和(自身を含む): 6894720

約数和(自身を除く): 3938140

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 89, 110, 151, 178, 220, 302, 356, 445, 604, 755, 890, 979, 1510, 1661, 1780, 1958, 3020, 3322, 3916, 4895, 6644, 8305, 9790, 13439, 16610, 19580, 26878, 33220, 53756, 67195, 134390, 147829, 268780, 295658, 591316, 739145, 1478290, 2956580]

約数ペア:

[(1, 2956580), (2, 1478290), (4, 739145), (5, 591316), (10, 295658), (11, 268780), (20, 147829), (22, 134390), (44, 67195), (55, 53756), (89, 33220), (110, 26878), (151, 19580), (178, 16610), (220, 13439), (302, 9790), (356, 8305), (445, 6644), (604, 4895), (755, 3916), (890, 3322), (979, 3020), (1510, 1958), (1661, 1780)]