28510340

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61979}}^1$

素因数の和:62011

約数の個数: 24

約数和(自身を含む): 62475840

約数和(自身を除く): 33965500

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 61979, 123958, 247916, 309895, 619790, 1239580, 1425517, 2851034, 5702068, 7127585, 14255170, 28510340]

約数ペア:

[(1, 28510340), (2, 14255170), (4, 7127585), (5, 5702068), (10, 2851034), (20, 1425517), (23, 1239580), (46, 619790), (92, 309895), (115, 247916), (230, 123958), (460, 61979)]