827831840

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{470359}}^1$

素因数の和:470385

約数の個数: 48

約数和(自身を含む): 2133552960

約数和(自身を除く): 1305721120

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 470359, 940718, 1881436, 2351795, 3762872, 4703590, 5173949, 7525744, 9407180, 10347898, 15051488, 18814360, 20695796, 25869745, 37628720, 41391592, 51739490, 75257440, 82783184, 103478980, 165566368, 206957960, 413915920, 827831840]

約数ペア:

[(1, 827831840), (2, 413915920), (4, 206957960), (5, 165566368), (8, 103478980), (10, 82783184), (11, 75257440), (16, 51739490), (20, 41391592), (22, 37628720), (32, 25869745), (40, 20695796), (44, 18814360), (55, 15051488), (80, 10347898), (88, 9407180), (110, 7525744), (160, 5173949), (176, 4703590), (220, 3762872), (352, 2351795), (440, 1881436), (880, 940718), (1760, 470359)]