22711580

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{509}}^1$

素因数の和:638

約数の個数: 48

約数和(自身を含む): 50379840

約数和(自身を除く): 27668260

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 97, 115, 194, 230, 388, 460, 485, 509, 970, 1018, 1940, 2036, 2231, 2545, 4462, 5090, 8924, 10180, 11155, 11707, 22310, 23414, 44620, 46828, 49373, 58535, 98746, 117070, 197492, 234140, 246865, 493730, 987460, 1135579, 2271158, 4542316, 5677895, 11355790, 22711580]

約数ペア:

[(1, 22711580), (2, 11355790), (4, 5677895), (5, 4542316), (10, 2271158), (20, 1135579), (23, 987460), (46, 493730), (92, 246865), (97, 234140), (115, 197492), (194, 117070), (230, 98746), (388, 58535), (460, 49373), (485, 46828), (509, 44620), (970, 23414), (1018, 22310), (1940, 11707), (2036, 11155), (2231, 10180), (2545, 8924), (4462, 5090)]