23111780

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{1069}}^1$

素因数の和:1148

約数の個数: 48

約数和(自身を含む): 51770880

約数和(自身を除く): 28659100

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 47, 92, 94, 115, 188, 230, 235, 460, 470, 940, 1069, 1081, 2138, 2162, 4276, 4324, 5345, 5405, 10690, 10810, 21380, 21620, 24587, 49174, 50243, 98348, 100486, 122935, 200972, 245870, 251215, 491740, 502430, 1004860, 1155589, 2311178, 4622356, 5777945, 11555890, 23111780]

約数ペア:

[(1, 23111780), (2, 11555890), (4, 5777945), (5, 4622356), (10, 2311178), (20, 1155589), (23, 1004860), (46, 502430), (47, 491740), (92, 251215), (94, 245870), (115, 200972), (188, 122935), (230, 100486), (235, 98348), (460, 50243), (470, 49174), (940, 24587), (1069, 21620), (1081, 21380), (2138, 10810), (2162, 10690), (4276, 5405), (4324, 5345)]