2444460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{311}}^1$

素因数の和:454

約数の個数: 48

約数和(自身を含む): 6918912

約数和(自身を除く): 4474452

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 131, 262, 311, 393, 524, 622, 655, 786, 933, 1244, 1310, 1555, 1572, 1866, 1965, 2620, 3110, 3732, 3930, 4665, 6220, 7860, 9330, 18660, 40741, 81482, 122223, 162964, 203705, 244446, 407410, 488892, 611115, 814820, 1222230, 2444460]

約数ペア:

[(1, 2444460), (2, 1222230), (3, 814820), (4, 611115), (5, 488892), (6, 407410), (10, 244446), (12, 203705), (15, 162964), (20, 122223), (30, 81482), (60, 40741), (131, 18660), (262, 9330), (311, 7860), (393, 6220), (524, 4665), (622, 3930), (655, 3732), (786, 3110), (933, 2620), (1244, 1965), (1310, 1866), (1555, 1572)]