21699804560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{578353}}^1$

素因数の和:578440

約数の個数: 80

約数和(自身を含む): 58520171136

約数和(自身を除く): 36820366576

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 67, 70, 80, 112, 134, 140, 268, 280, 335, 469, 536, 560, 670, 938, 1072, 1340, 1876, 2345, 2680, 3752, 4690, 5360, 7504, 9380, 18760, 37520, 578353, 1156706, 2313412, 2891765, 4048471, 4626824, 5783530, 8096942, 9253648, 11567060, 16193884, 20242355, 23134120, 32387768, 38749651, 40484710, 46268240, 64775536, 77499302, 80969420, 154998604, 161938840, 193748255, 271247557, 309997208, 323877680, 387496510, 542495114, 619994416, 774993020, 1084990228, 1356237785, 1549986040, 2169980456, 2712475570, 3099972080, 4339960912, 5424951140, 10849902280, 21699804560]

約数ペア:

[(1, 21699804560), (2, 10849902280), (4, 5424951140), (5, 4339960912), (7, 3099972080), (8, 2712475570), (10, 2169980456), (14, 1549986040), (16, 1356237785), (20, 1084990228), (28, 774993020), (35, 619994416), (40, 542495114), (56, 387496510), (67, 323877680), (70, 309997208), (80, 271247557), (112, 193748255), (134, 161938840), (140, 154998604), (268, 80969420), (280, 77499302), (335, 64775536), (469, 46268240), (536, 40484710), (560, 38749651), (670, 32387768), (938, 23134120), (1072, 20242355), (1340, 16193884), (1876, 11567060), (2345, 9253648), (2680, 8096942), (3752, 5783530), (4690, 4626824), (5360, 4048471), (7504, 2891765), (9380, 2313412), (18760, 1156706), (37520, 578353)]