13214420

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^2\times {\mathrm{1249}}^1$

素因数の和:1304

約数の個数: 36

約数和(自身を含む): 29032500

約数和(自身を除く): 15818080

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 529, 1058, 1249, 2116, 2498, 2645, 4996, 5290, 6245, 10580, 12490, 24980, 28727, 57454, 114908, 143635, 287270, 574540, 660721, 1321442, 2642884, 3303605, 6607210, 13214420]

約数ペア:

[(1, 13214420), (2, 6607210), (4, 3303605), (5, 2642884), (10, 1321442), (20, 660721), (23, 574540), (46, 287270), (92, 143635), (115, 114908), (230, 57454), (460, 28727), (529, 24980), (1058, 12490), (1249, 10580), (2116, 6245), (2498, 5290), (2645, 4996)]