2561124

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{239}}^1$

素因数の和:312

約数の個数: 48

約数和(自身を含む): 6451200

約数和(自身を除く): 3890076

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 47, 57, 76, 94, 114, 141, 188, 228, 239, 282, 478, 564, 717, 893, 956, 1434, 1786, 2679, 2868, 3572, 4541, 5358, 9082, 10716, 11233, 13623, 18164, 22466, 27246, 33699, 44932, 54492, 67398, 134796, 213427, 426854, 640281, 853708, 1280562, 2561124]

約数ペア:

[(1, 2561124), (2, 1280562), (3, 853708), (4, 640281), (6, 426854), (12, 213427), (19, 134796), (38, 67398), (47, 54492), (57, 44932), (76, 33699), (94, 27246), (114, 22466), (141, 18164), (188, 13623), (228, 11233), (239, 10716), (282, 9082), (478, 5358), (564, 4541), (717, 3572), (893, 2868), (956, 2679), (1434, 1786)]