260012380

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{101}}^1\times {\mathrm{1327}}^1$

素因数の和:1534

約数の個数: 48

約数和(自身を含む): 557536896

約数和(自身を除く): 297524516

約数列:

[1, 2, 4, 5, 10, 20, 97, 101, 194, 202, 388, 404, 485, 505, 970, 1010, 1327, 1940, 2020, 2654, 5308, 6635, 9797, 13270, 19594, 26540, 39188, 48985, 97970, 128719, 134027, 195940, 257438, 268054, 514876, 536108, 643595, 670135, 1287190, 1340270, 2574380, 2680540, 13000619, 26001238, 52002476, 65003095, 130006190, 260012380]

約数ペア:

[(1, 260012380), (2, 130006190), (4, 65003095), (5, 52002476), (10, 26001238), (20, 13000619), (97, 2680540), (101, 2574380), (194, 1340270), (202, 1287190), (388, 670135), (404, 643595), (485, 536108), (505, 514876), (970, 268054), (1010, 257438), (1327, 195940), (1940, 134027), (2020, 128719), (2654, 97970), (5308, 48985), (6635, 39188), (9797, 26540), (13270, 19594)]