264659620

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{499}}^1\times {\mathrm{1153}}^1$

素因数の和:1684

約数の個数: 48

約数和(自身を含む): 581616000

約数和(自身を除く): 316956380

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 499, 998, 1153, 1996, 2306, 2495, 4612, 4990, 5765, 9980, 11477, 11530, 22954, 23060, 26519, 45908, 53038, 57385, 106076, 114770, 132595, 229540, 265190, 530380, 575347, 1150694, 2301388, 2876735, 5753470, 11506940, 13232981, 26465962, 52931924, 66164905, 132329810, 264659620]

約数ペア:

[(1, 264659620), (2, 132329810), (4, 66164905), (5, 52931924), (10, 26465962), (20, 13232981), (23, 11506940), (46, 5753470), (92, 2876735), (115, 2301388), (230, 1150694), (460, 575347), (499, 530380), (998, 265190), (1153, 229540), (1996, 132595), (2306, 114770), (2495, 106076), (4612, 57385), (4990, 53038), (5765, 45908), (9980, 26519), (11477, 23060), (11530, 22954)]