225592840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{512711}}^1$

素因数の和:512733

約数の個数: 32

約数和(自身を含む): 553728960

約数和(自身を除く): 328136120

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 512711, 1025422, 2050844, 2563555, 4101688, 5127110, 5639821, 10254220, 11279642, 20508440, 22559284, 28199105, 45118568, 56398210, 112796420, 225592840]

約数ペア:

[(1, 225592840), (2, 112796420), (4, 56398210), (5, 45118568), (8, 28199105), (10, 22559284), (11, 20508440), (20, 11279642), (22, 10254220), (40, 5639821), (44, 5127110), (55, 4101688), (88, 2563555), (110, 2050844), (220, 1025422), (440, 512711)]