20655610

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{2897}}^1$

素因数の和:2958

約数の個数: 32

約数和(自身を含む): 40061952

約数和(自身を除く): 19406342

約数列:

[1, 2, 5, 10, 23, 31, 46, 62, 115, 155, 230, 310, 713, 1426, 2897, 3565, 5794, 7130, 14485, 28970, 66631, 89807, 133262, 179614, 333155, 449035, 666310, 898070, 2065561, 4131122, 10327805, 20655610]

約数ペア:

[(1, 20655610), (2, 10327805), (5, 4131122), (10, 2065561), (23, 898070), (31, 666310), (46, 449035), (62, 333155), (115, 179614), (155, 133262), (230, 89807), (310, 66631), (713, 28970), (1426, 14485), (2897, 7130), (3565, 5794)]