54177860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{2767}}^1$

素因数の和:2876

約数の個数: 48

約数和(自身を含む): 125556480

約数和(自身を除く): 71378620

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 89, 110, 178, 220, 356, 445, 890, 979, 1780, 1958, 2767, 3916, 4895, 5534, 9790, 11068, 13835, 19580, 27670, 30437, 55340, 60874, 121748, 152185, 246263, 304370, 492526, 608740, 985052, 1231315, 2462630, 2708893, 4925260, 5417786, 10835572, 13544465, 27088930, 54177860]

約数ペア:

[(1, 54177860), (2, 27088930), (4, 13544465), (5, 10835572), (10, 5417786), (11, 4925260), (20, 2708893), (22, 2462630), (44, 1231315), (55, 985052), (89, 608740), (110, 492526), (178, 304370), (220, 246263), (356, 152185), (445, 121748), (890, 60874), (979, 55340), (1780, 30437), (1958, 27670), (2767, 19580), (3916, 13835), (4895, 11068), (5534, 9790)]