28498840

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{30977}}^1$

素因数の和:31011

約数の個数: 32

約数和(自身を含む): 66912480

約数和(自身を除く): 38413640

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 30977, 61954, 123908, 154885, 247816, 309770, 619540, 712471, 1239080, 1424942, 2849884, 3562355, 5699768, 7124710, 14249420, 28498840]

約数ペア:

[(1, 28498840), (2, 14249420), (4, 7124710), (5, 5699768), (8, 3562355), (10, 2849884), (20, 1424942), (23, 1239080), (40, 712471), (46, 619540), (92, 309770), (115, 247816), (184, 154885), (230, 123908), (460, 61954), (920, 30977)]