30917728

素因数分解:

$2^5\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{337}}^1$

素因数の和:455

約数の個数: 48

約数和(自身を含む): 63370944

約数和(自身を除く): 32453216

約数列:

[1, 2, 4, 8, 16, 32, 47, 61, 94, 122, 188, 244, 337, 376, 488, 674, 752, 976, 1348, 1504, 1952, 2696, 2867, 5392, 5734, 10784, 11468, 15839, 20557, 22936, 31678, 41114, 45872, 63356, 82228, 91744, 126712, 164456, 253424, 328912, 506848, 657824, 966179, 1932358, 3864716, 7729432, 15458864, 30917728]

約数ペア:

[(1, 30917728), (2, 15458864), (4, 7729432), (8, 3864716), (16, 1932358), (32, 966179), (47, 657824), (61, 506848), (94, 328912), (122, 253424), (188, 164456), (244, 126712), (337, 91744), (376, 82228), (488, 63356), (674, 45872), (752, 41114), (976, 31678), (1348, 22936), (1504, 20557), (1952, 15839), (2696, 11468), (2867, 10784), (5392, 5734)]