20614550

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1013}}^1$

素因数の和:1073

約数の個数: 48

約数和(自身を含む): 43001712

約数和(自身を除く): 22387162

約数列:

[1, 2, 5, 10, 11, 22, 25, 37, 50, 55, 74, 110, 185, 275, 370, 407, 550, 814, 925, 1013, 1850, 2026, 2035, 4070, 5065, 10130, 10175, 11143, 20350, 22286, 25325, 37481, 50650, 55715, 74962, 111430, 187405, 278575, 374810, 412291, 557150, 824582, 937025, 1874050, 2061455, 4122910, 10307275, 20614550]

約数ペア:

[(1, 20614550), (2, 10307275), (5, 4122910), (10, 2061455), (11, 1874050), (22, 937025), (25, 824582), (37, 557150), (50, 412291), (55, 374810), (74, 278575), (110, 187405), (185, 111430), (275, 74962), (370, 55715), (407, 50650), (550, 37481), (814, 25325), (925, 22286), (1013, 20350), (1850, 11143), (2026, 10175), (2035, 10130), (4070, 5065)]