201560140

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^2\times {\mathrm{10487}}^1$

素因数の和:10558

約数の個数: 36

約数和(自身を含む): 437412528

約数和(自身を除く): 235852388

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 961, 1922, 3844, 4805, 9610, 10487, 19220, 20974, 41948, 52435, 104870, 209740, 325097, 650194, 1300388, 1625485, 3250970, 6501940, 10078007, 20156014, 40312028, 50390035, 100780070, 201560140]

約数ペア:

[(1, 201560140), (2, 100780070), (4, 50390035), (5, 40312028), (10, 20156014), (20, 10078007), (31, 6501940), (62, 3250970), (124, 1625485), (155, 1300388), (310, 650194), (620, 325097), (961, 209740), (1922, 104870), (3844, 52435), (4805, 41948), (9610, 20974), (10487, 19220)]