2225860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1223}}^1$

素因数の和:1252

約数の個数: 48

約数和(自身を含む): 5757696

約数和(自身を除く): 3531836

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, 1223, 1820, 2446, 4892, 6115, 8561, 12230, 15899, 17122, 24460, 31798, 34244, 42805, 63596, 79495, 85610, 111293, 158990, 171220, 222586, 317980, 445172, 556465, 1112930, 2225860]

約数ペア:

[(1, 2225860), (2, 1112930), (4, 556465), (5, 445172), (7, 317980), (10, 222586), (13, 171220), (14, 158990), (20, 111293), (26, 85610), (28, 79495), (35, 63596), (52, 42805), (65, 34244), (70, 31798), (91, 24460), (130, 17122), (140, 15899), (182, 12230), (260, 8561), (364, 6115), (455, 4892), (910, 2446), (1223, 1820)]