108480020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{2503}}^1$

素因数の和:2720

約数の個数: 48

約数和(自身を含む): 249879168

約数和(自身を除く): 141399148

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 197, 220, 394, 788, 985, 1970, 2167, 2503, 3940, 4334, 5006, 8668, 10012, 10835, 12515, 21670, 25030, 27533, 43340, 50060, 55066, 110132, 137665, 275330, 493091, 550660, 986182, 1972364, 2465455, 4930910, 5424001, 9861820, 10848002, 21696004, 27120005, 54240010, 108480020]

約数ペア:

[(1, 108480020), (2, 54240010), (4, 27120005), (5, 21696004), (10, 10848002), (11, 9861820), (20, 5424001), (22, 4930910), (44, 2465455), (55, 1972364), (110, 986182), (197, 550660), (220, 493091), (394, 275330), (788, 137665), (985, 110132), (1970, 55066), (2167, 50060), (2503, 43340), (3940, 27533), (4334, 25030), (5006, 21670), (8668, 12515), (10012, 10835)]