518492026820

素因数分解:

$2^2\times 5^1\times {\mathrm{353}}^1\times {\mathrm{947}}^1\times {\mathrm{77551}}^1$

素因数の和:78860

約数の個数: 48

約数和(自身を含む): 1093084892928

約数和(自身を除く): 574592866108

約数列:

[1, 2, 4, 5, 10, 20, 353, 706, 947, 1412, 1765, 1894, 3530, 3788, 4735, 7060, 9470, 18940, 77551, 155102, 310204, 334291, 387755, 668582, 775510, 1337164, 1551020, 1671455, 3342910, 6685820, 27375503, 54751006, 73440797, 109502012, 136877515, 146881594, 273755030, 293763188, 367203985, 547510060, 734407970, 1468815940, 25924601341, 51849202682, 103698405364, 129623006705, 259246013410, 518492026820]

約数ペア:

[(1, 518492026820), (2, 259246013410), (4, 129623006705), (5, 103698405364), (10, 51849202682), (20, 25924601341), (353, 1468815940), (706, 734407970), (947, 547510060), (1412, 367203985), (1765, 293763188), (1894, 273755030), (3530, 146881594), (3788, 136877515), (4735, 109502012), (7060, 73440797), (9470, 54751006), (18940, 27375503), (77551, 6685820), (155102, 3342910), (310204, 1671455), (334291, 1551020), (387755, 1337164), (668582, 775510)]