20170207960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{1075171}}^1$

素因数の和:1075256

約数の個数: 64

約数和(自身を含む): 52640421120

約数和(自身を除く): 32470213160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 67, 70, 134, 140, 268, 280, 335, 469, 536, 670, 938, 1340, 1876, 2345, 2680, 3752, 4690, 9380, 18760, 1075171, 2150342, 4300684, 5375855, 7526197, 8601368, 10751710, 15052394, 21503420, 30104788, 37630985, 43006840, 60209576, 72036457, 75261970, 144072914, 150523940, 288145828, 301047880, 360182285, 504255199, 576291656, 720364570, 1008510398, 1440729140, 2017020796, 2521275995, 2881458280, 4034041592, 5042551990, 10085103980, 20170207960]

約数ペア:

[(1, 20170207960), (2, 10085103980), (4, 5042551990), (5, 4034041592), (7, 2881458280), (8, 2521275995), (10, 2017020796), (14, 1440729140), (20, 1008510398), (28, 720364570), (35, 576291656), (40, 504255199), (56, 360182285), (67, 301047880), (70, 288145828), (134, 150523940), (140, 144072914), (268, 75261970), (280, 72036457), (335, 60209576), (469, 43006840), (536, 37630985), (670, 30104788), (938, 21503420), (1340, 15052394), (1876, 10751710), (2345, 8601368), (2680, 7526197), (3752, 5375855), (4690, 4300684), (9380, 2150342), (18760, 1075171)]