201543980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{916109}}^1$

素因数の和:916129

約数の個数: 24

約数和(自身を含む): 461719440

約数和(自身を除く): 260175460

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 916109, 1832218, 3664436, 4580545, 9161090, 10077199, 18322180, 20154398, 40308796, 50385995, 100771990, 201543980]

約数ペア:

[(1, 201543980), (2, 100771990), (4, 50385995), (5, 40308796), (10, 20154398), (11, 18322180), (20, 10077199), (22, 9161090), (44, 4580545), (55, 3664436), (110, 1832218), (220, 916109)]