22678580

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{641}}^1$

素因数の和:740

約数の個数: 48

約数和(自身を含む): 50153040

約数和(自身を除く): 27474460

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 61, 116, 122, 145, 244, 290, 305, 580, 610, 641, 1220, 1282, 1769, 2564, 3205, 3538, 6410, 7076, 8845, 12820, 17690, 18589, 35380, 37178, 39101, 74356, 78202, 92945, 156404, 185890, 195505, 371780, 391010, 782020, 1133929, 2267858, 4535716, 5669645, 11339290, 22678580]

約数ペア:

[(1, 22678580), (2, 11339290), (4, 5669645), (5, 4535716), (10, 2267858), (20, 1133929), (29, 782020), (58, 391010), (61, 371780), (116, 195505), (122, 185890), (145, 156404), (244, 92945), (290, 78202), (305, 74356), (580, 39101), (610, 37178), (641, 35380), (1220, 18589), (1282, 17690), (1769, 12820), (2564, 8845), (3205, 7076), (3538, 6410)]