2299220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1493}}^1$

素因数の和:1520

約数の個数: 48

約数和(自身を含む): 6023808

約数和(自身を除く): 3724588

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, 1493, 1540, 2986, 5972, 7465, 10451, 14930, 16423, 20902, 29860, 32846, 41804, 52255, 65692, 82115, 104510, 114961, 164230, 209020, 229922, 328460, 459844, 574805, 1149610, 2299220]

約数ペア:

[(1, 2299220), (2, 1149610), (4, 574805), (5, 459844), (7, 328460), (10, 229922), (11, 209020), (14, 164230), (20, 114961), (22, 104510), (28, 82115), (35, 65692), (44, 52255), (55, 41804), (70, 32846), (77, 29860), (110, 20902), (140, 16423), (154, 14930), (220, 10451), (308, 7465), (385, 5972), (770, 2986), (1493, 1540)]